{"id":251,"date":"2023-05-30T19:08:23","date_gmt":"2023-05-31T02:08:23","guid":{"rendered":"https:\/\/smithlearning.com\/vex\/?page_id=251"},"modified":"2025-06-01T16:28:51","modified_gmt":"2025-06-01T23:28:51","slug":"lesson-7","status":"publish","type":"page","link":"https:\/\/smithlearning.com\/vex\/lesson-7\/","title":{"rendered":"Lesson 7"},"content":{"rendered":"\t\t<div data-elementor-type=\"wp-page\" data-elementor-id=\"251\" class=\"elementor elementor-251\" data-elementor-post-type=\"page\">\n\t\t\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-a59d878 elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"a59d878\" data-element_type=\"section\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-c517535\" data-id=\"c517535\" data-element_type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-b5a0329 elementor-post-navigation-borders-yes elementor-widget elementor-widget-post-navigation\" data-id=\"b5a0329\" data-element_type=\"widget\" data-widget_type=\"post-navigation.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t<div class=\"elementor-post-navigation\">\n\t\t\t<div class=\"elementor-post-navigation__prev elementor-post-navigation__link\">\n\t\t\t\t<a href=\"https:\/\/smithlearning.com\/vex\/lesson-6\/\" rel=\"prev\"><span class=\"post-navigation__arrow-wrapper post-navigation__arrow-prev\"><i class=\"fa fa-angle-left\" aria-hidden=\"true\"><\/i><span class=\"elementor-screen-only\">Prev<\/span><\/span><span class=\"elementor-post-navigation__link__prev\"><span class=\"post-navigation__prev--title\">Lesson 6<\/span><\/span><\/a>\t\t\t<\/div>\n\t\t\t\t\t\t\t<div class=\"elementor-post-navigation__separator-wrapper\">\n\t\t\t\t\t<div class=\"elementor-post-navigation__separator\"><\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t\t<div class=\"elementor-post-navigation__next elementor-post-navigation__link\">\n\t\t\t\t<a href=\"https:\/\/smithlearning.com\/vex\/lesson-8\/\" rel=\"next\"><span class=\"elementor-post-navigation__link__next\"><span class=\"post-navigation__next--title\">Lesson 8<\/span><\/span><span class=\"post-navigation__arrow-wrapper post-navigation__arrow-next\"><i class=\"fa fa-angle-right\" aria-hidden=\"true\"><\/i><span class=\"elementor-screen-only\">Next<\/span><\/span><\/a>\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-b33fdd0 elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"b33fdd0\" data-element_type=\"section\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-11c446d\" data-id=\"11c446d\" data-element_type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-3b5051f elementor-widget elementor-widget-heading\" data-id=\"3b5051f\" data-element_type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h2 class=\"elementor-heading-title elementor-size-default\">Lesson 7: Gears<\/h2>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-3ae3f06 elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"3ae3f06\" data-element_type=\"section\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-49cf18f\" data-id=\"49cf18f\" data-element_type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-3c3faaf elementor-widget elementor-widget-text-editor\" data-id=\"3c3faaf\" data-element_type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p>Gears are used for many things.\u00a0 They can change the direction of movement, type of movement, speed and torque.<\/p><p>Two or more gears on drive shafts with their teeth meshed form a <b>gear train<\/b>.\u00a0 We call the input (the gear the turning power is put INTO) a <b>driver gear<\/b>.\u00a0 It is the gear that our <b>motor <\/b>will be connected to.\u00a0 We call the output (the gear BEING turned by the input gear) the <b>driven gear<\/b>.\u00a0 It is the gear that will be connected to our <b>wheel<\/b>.\u00a0\u00a0<\/p><p>If the <b>driver gear<\/b>\u00a0and the <b>driven gear<\/b>\u00a0are the same size, then they will turn at the same speed.\u00a0 However, gears that are side by side will turn in opposite directions.<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-749d09f elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"749d09f\" data-element_type=\"section\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-059f778\" data-id=\"059f778\" data-element_type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-2ed3b56 elementor-widget elementor-widget-video\" data-id=\"2ed3b56\" data-element_type=\"widget\" data-settings=\"{&quot;video_type&quot;:&quot;hosted&quot;,&quot;controls&quot;:&quot;yes&quot;}\" data-widget_type=\"video.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t<div class=\"e-hosted-video elementor-wrapper elementor-open-inline\">\n\t\t\t\t\t<video class=\"elementor-video\" src=\"https:\/\/smithlearning.com\/vex\/wp-content\/uploads\/2023\/05\/HS-1-1-Ratio.mp4\" controls=\"\" preload=\"metadata\" controlsList=\"nodownload\"><\/video>\n\t\t\t\t<\/div>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-cada4c1 elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"cada4c1\" data-element_type=\"section\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-73185d9\" data-id=\"73185d9\" data-element_type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-93171ce elementor-widget elementor-widget-spacer\" data-id=\"93171ce\" data-element_type=\"widget\" data-widget_type=\"spacer.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t<div class=\"elementor-spacer\">\n\t\t\t<div class=\"elementor-spacer-inner\"><\/div>\n\t\t<\/div>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-b834216 elementor-widget elementor-widget-text-editor\" data-id=\"b834216\" data-element_type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p>With three or more gears in a gear train, the inner gears are called <b>idler gears<\/b>.\u00a0 These can change the direction that the driver and driven gears travel, but will not change their speed.\u00a0 If you have an odd number of gears, the outer gears travel in the same direction.\u00a0 If you have an even number of gears, the outer gears travel in the opposite direction.<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-e4cd899 elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"e4cd899\" data-element_type=\"section\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-36dd4d2\" data-id=\"36dd4d2\" data-element_type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-999d6c8 elementor-widget elementor-widget-image\" data-id=\"999d6c8\" data-element_type=\"widget\" data-widget_type=\"image.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<img fetchpriority=\"high\" decoding=\"async\" width=\"640\" height=\"320\" src=\"https:\/\/smithlearning.com\/vex\/wp-content\/uploads\/2023\/05\/3-gear-train.gif\" class=\"attachment-large size-large wp-image-267\" alt=\"\" \/>\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-a09a8a9 elementor-widget elementor-widget-image\" data-id=\"a09a8a9\" data-element_type=\"widget\" data-widget_type=\"image.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<img decoding=\"async\" width=\"800\" height=\"333\" src=\"https:\/\/smithlearning.com\/vex\/wp-content\/uploads\/2023\/05\/4-gear-train.gif\" class=\"attachment-large size-large wp-image-268\" alt=\"\" \/>\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-a212504 elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"a212504\" data-element_type=\"section\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-c999849\" data-id=\"c999849\" data-element_type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-a7943ef elementor-widget elementor-widget-spacer\" data-id=\"a7943ef\" data-element_type=\"widget\" data-widget_type=\"spacer.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t<div class=\"elementor-spacer\">\n\t\t\t<div class=\"elementor-spacer-inner\"><\/div>\n\t\t<\/div>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-464ebfd elementor-widget elementor-widget-text-editor\" data-id=\"464ebfd\" data-element_type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p>When two connected gears are different sizes, they don&#8217;t turn at the same speed.\u00a0\u00a0<\/p><p>We can <b>increase speed<\/b> if the driver gear is larger than the driven gear.\u00a0 We call this &#8220;<b>gearing up<\/b>&#8220;.\u00a0 Think about what would happen if an adult and a small child were holding hands and walking down the sidewalk.\u00a0 The adult&#8217;s legs would be moving slowly, but the child&#8217;s legs would have to move very quickly in order to keep up.<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-204681f elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"204681f\" data-element_type=\"section\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-8419bec\" data-id=\"8419bec\" data-element_type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-66d44b7 elementor-widget elementor-widget-video\" data-id=\"66d44b7\" data-element_type=\"widget\" data-settings=\"{&quot;video_type&quot;:&quot;hosted&quot;,&quot;controls&quot;:&quot;yes&quot;}\" data-widget_type=\"video.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t<div class=\"e-hosted-video elementor-wrapper elementor-open-inline\">\n\t\t\t\t\t<video class=\"elementor-video\" src=\"https:\/\/smithlearning.com\/vex\/wp-content\/uploads\/2023\/05\/HS-1-5-Ratio.mp4\" controls=\"\" preload=\"metadata\" controlsList=\"nodownload\"><\/video>\n\t\t\t\t<\/div>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-d825e90 elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"d825e90\" data-element_type=\"section\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-bb2f47f\" data-id=\"bb2f47f\" data-element_type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-1e0516f elementor-widget elementor-widget-spacer\" data-id=\"1e0516f\" data-element_type=\"widget\" data-widget_type=\"spacer.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t<div class=\"elementor-spacer\">\n\t\t\t<div class=\"elementor-spacer-inner\"><\/div>\n\t\t<\/div>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-2608630 elementor-widget elementor-widget-text-editor\" data-id=\"2608630\" data-element_type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p><span style=\"color: var( --e-global-color-text ); font-family: var( --e-global-typography-text-font-family ), Sans-serif; font-size: var( --e-global-typography-text-font-size ); font-weight: var( --e-global-typography-text-font-weight );\">We can <\/span><b style=\"color: var( --e-global-color-text ); font-family: var( --e-global-typography-text-font-family ), Sans-serif; font-size: var( --e-global-typography-text-font-size );\">decrease speed<\/b><span style=\"color: var( --e-global-color-text ); font-family: var( --e-global-typography-text-font-family ), Sans-serif; font-size: var( --e-global-typography-text-font-size ); font-weight: var( --e-global-typography-text-font-weight );\"> if the driver gear is smaller than the driven gear.\u00a0 We call this &#8220;<\/span><span style=\"color: var( --e-global-color-text ); font-family: var( --e-global-typography-text-font-family ), Sans-serif; font-size: var( --e-global-typography-text-font-size );\"><b>gearing down<\/b><\/span><span style=\"color: var( --e-global-color-text ); font-family: var( --e-global-typography-text-font-family ), Sans-serif; font-size: var( --e-global-typography-text-font-size ); font-weight: var( --e-global-typography-text-font-weight );\">&#8220;.<\/span><\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-1d287ce elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"1d287ce\" data-element_type=\"section\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-ef5a5d3\" data-id=\"ef5a5d3\" data-element_type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-62669b5 elementor-widget elementor-widget-video\" data-id=\"62669b5\" data-element_type=\"widget\" data-settings=\"{&quot;video_type&quot;:&quot;hosted&quot;,&quot;controls&quot;:&quot;yes&quot;}\" data-widget_type=\"video.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t<div class=\"e-hosted-video elementor-wrapper elementor-open-inline\">\n\t\t\t\t\t<video class=\"elementor-video\" src=\"https:\/\/smithlearning.com\/vex\/wp-content\/uploads\/2023\/05\/HS-5-1-Ratio.mp4\" controls=\"\" preload=\"metadata\" controlsList=\"nodownload\"><\/video>\n\t\t\t\t<\/div>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-ad2759b elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"ad2759b\" data-element_type=\"section\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-ce8cf90\" data-id=\"ce8cf90\" data-element_type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-a7233d8 elementor-widget elementor-widget-spacer\" data-id=\"a7233d8\" data-element_type=\"widget\" data-widget_type=\"spacer.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t<div class=\"elementor-spacer\">\n\t\t\t<div class=\"elementor-spacer-inner\"><\/div>\n\t\t<\/div>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-d2bad57 elementor-widget elementor-widget-text-editor\" data-id=\"d2bad57\" data-element_type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p><b>Torque <\/b>is the amount of force available to make an object turn.\u00a0 <b>Speed and torque are inversely related.<\/b>\u00a0 That means when a gear train increases speed, torque is decreased.\u00a0 When a gear train decreases the speed, torque is increased.<\/p><p>If we give the input gear in a gear train a fixed amount of power (for example, if the motor is running at 100% power), then a gear train which is geared up will have the output gear moving faster but weaker.\u00a0 A gear train which is geared down will have the output gear moving slower but stronger.<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-b06f1d5 elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"b06f1d5\" data-element_type=\"section\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-50 elementor-top-column elementor-element elementor-element-b1431fb\" data-id=\"b1431fb\" data-element_type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-ce2dc1f elementor-widget elementor-widget-image\" data-id=\"ce2dc1f\" data-element_type=\"widget\" data-widget_type=\"image.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<img decoding=\"async\" width=\"600\" height=\"338\" src=\"https:\/\/smithlearning.com\/vex\/wp-content\/uploads\/2023\/05\/fan-slow.gif\" class=\"attachment-large size-large wp-image-271\" alt=\"\" \/>\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-e6afbbf elementor-widget elementor-widget-text-editor\" data-id=\"e6afbbf\" data-element_type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p>slower but stronger<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t<div class=\"elementor-column elementor-col-50 elementor-top-column elementor-element elementor-element-7528f23\" data-id=\"7528f23\" data-element_type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-4ccd031 elementor-widget elementor-widget-image\" data-id=\"4ccd031\" data-element_type=\"widget\" data-widget_type=\"image.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<img loading=\"lazy\" decoding=\"async\" width=\"600\" height=\"338\" src=\"https:\/\/smithlearning.com\/vex\/wp-content\/uploads\/2023\/05\/fan-fast.gif\" class=\"attachment-large size-large wp-image-272\" alt=\"\" \/>\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-c378939 elementor-widget elementor-widget-text-editor\" data-id=\"c378939\" data-element_type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p>faster but weaker<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-599ced4 elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"599ced4\" data-element_type=\"section\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-bf62d39\" data-id=\"bf62d39\" data-element_type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-61233bb elementor-widget elementor-widget-heading\" data-id=\"61233bb\" data-element_type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h2 class=\"elementor-heading-title elementor-size-default\">Challenge:<\/h2>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-57baddf elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"57baddf\" data-element_type=\"section\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-07f24d3\" data-id=\"07f24d3\" data-element_type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-8d6d6f1 elementor-widget elementor-widget-text-editor\" data-id=\"8d6d6f1\" data-element_type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p><b>Task 1:<\/b><\/p><p>Use a <b>timer<\/b> to display the amount of time it takes for your robot to <b>travel 10 feet<\/b>.\u00a0\u00a0<\/p><p>Then redesign the Clawbot by adding a <b>60-tooth gear to the motor axle shaft<\/b> and attach the <b>wheel to a connected 12-tooth axle shaft<\/b>.\u00a0 (This is gearing up for speed.)\u00a0 Adjust the <b>gear ratio<\/b> setting in the drive train to use 5 for the input and 1 for the output.\u00a0 Drive the same 10 foot distance and compare the time it takes.\u00a0\u00a0<\/p><p>Also, try pushing a heavy object with your robot to see if it is strong enough to move it.<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-34dc988 elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"34dc988\" data-element_type=\"section\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-50 elementor-top-column elementor-element elementor-element-7573e99\" data-id=\"7573e99\" data-element_type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-a9fda90 elementor-widget elementor-widget-image\" data-id=\"a9fda90\" data-element_type=\"widget\" data-widget_type=\"image.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<img loading=\"lazy\" decoding=\"async\" width=\"800\" height=\"538\" src=\"https:\/\/smithlearning.com\/vex\/wp-content\/uploads\/2023\/05\/gearup2-1024x689.png\" class=\"attachment-large size-large wp-image-277\" alt=\"\" srcset=\"https:\/\/smithlearning.com\/vex\/wp-content\/uploads\/2023\/05\/gearup2-1024x689.png 1024w, https:\/\/smithlearning.com\/vex\/wp-content\/uploads\/2023\/05\/gearup2-300x202.png 300w, https:\/\/smithlearning.com\/vex\/wp-content\/uploads\/2023\/05\/gearup2-768x516.png 768w, https:\/\/smithlearning.com\/vex\/wp-content\/uploads\/2023\/05\/gearup2.png 1154w\" sizes=\"(max-width: 800px) 100vw, 800px\" \/>\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t<div class=\"elementor-column elementor-col-50 elementor-top-column elementor-element elementor-element-7669f1d\" data-id=\"7669f1d\" data-element_type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-85fb956 elementor-widget elementor-widget-image\" data-id=\"85fb956\" data-element_type=\"widget\" data-widget_type=\"image.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<img loading=\"lazy\" decoding=\"async\" width=\"800\" height=\"624\" src=\"https:\/\/smithlearning.com\/vex\/wp-content\/uploads\/2023\/05\/gearup1.png\" class=\"attachment-large size-large wp-image-278\" alt=\"\" srcset=\"https:\/\/smithlearning.com\/vex\/wp-content\/uploads\/2023\/05\/gearup1.png 860w, https:\/\/smithlearning.com\/vex\/wp-content\/uploads\/2023\/05\/gearup1-300x234.png 300w, https:\/\/smithlearning.com\/vex\/wp-content\/uploads\/2023\/05\/gearup1-768x599.png 768w\" sizes=\"(max-width: 800px) 100vw, 800px\" \/>\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-337ed66 elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"337ed66\" data-element_type=\"section\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-50 elementor-top-column elementor-element elementor-element-2ea4c05\" data-id=\"2ea4c05\" data-element_type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-39f09a4 elementor-widget elementor-widget-image\" data-id=\"39f09a4\" data-element_type=\"widget\" data-widget_type=\"image.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<img loading=\"lazy\" decoding=\"async\" width=\"495\" height=\"750\" src=\"https:\/\/smithlearning.com\/vex\/wp-content\/uploads\/2023\/05\/gear-ratio.png\" class=\"attachment-large size-large wp-image-294\" alt=\"\" srcset=\"https:\/\/smithlearning.com\/vex\/wp-content\/uploads\/2023\/05\/gear-ratio.png 495w, https:\/\/smithlearning.com\/vex\/wp-content\/uploads\/2023\/05\/gear-ratio-198x300.png 198w\" sizes=\"(max-width: 495px) 100vw, 495px\" \/>\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t<div class=\"elementor-column elementor-col-50 elementor-top-column elementor-element elementor-element-279fe41\" data-id=\"279fe41\" data-element_type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-71a0a82 elementor-widget elementor-widget-image\" data-id=\"71a0a82\" data-element_type=\"widget\" data-widget_type=\"image.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<img loading=\"lazy\" decoding=\"async\" width=\"593\" height=\"737\" src=\"https:\/\/smithlearning.com\/vex\/wp-content\/uploads\/2023\/05\/timer-program.png\" class=\"attachment-large size-large wp-image-290\" alt=\"\" srcset=\"https:\/\/smithlearning.com\/vex\/wp-content\/uploads\/2023\/05\/timer-program.png 593w, https:\/\/smithlearning.com\/vex\/wp-content\/uploads\/2023\/05\/timer-program-241x300.png 241w\" sizes=\"(max-width: 593px) 100vw, 593px\" \/>\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-000f99c elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"000f99c\" data-element_type=\"section\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-28e48ee\" data-id=\"28e48ee\" data-element_type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-8eea854 elementor-widget elementor-widget-text-editor\" data-id=\"8eea854\" data-element_type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p><b>Task 2:<\/b><\/p><p><span style=\"color: var( --e-global-color-text ); font-family: var( --e-global-typography-text-font-family ), Sans-serif; font-size: var( --e-global-typography-text-font-size ); font-weight: var( --e-global-typography-text-font-weight );\">Now redesign the Clawbot by moving the <\/span><span style=\"color: var( --e-global-color-text ); font-family: var( --e-global-typography-text-font-family ), Sans-serif; font-size: var( --e-global-typography-text-font-size );\"><b>60-tooth gear to the wheel axle shaft<\/b><\/span><span style=\"color: var( --e-global-color-text ); font-family: var( --e-global-typography-text-font-family ), Sans-serif; font-size: var( --e-global-typography-text-font-size ); font-weight: var( --e-global-typography-text-font-weight );\"> and the <\/span><span style=\"color: var( --e-global-color-text ); font-family: var( --e-global-typography-text-font-family ), Sans-serif; font-size: var( --e-global-typography-text-font-size );\"><b>12-tooth gear to the motor axle shaft<\/b><\/span><span style=\"color: var( --e-global-color-text ); font-family: var( --e-global-typography-text-font-family ), Sans-serif; font-size: var( --e-global-typography-text-font-size ); font-weight: var( --e-global-typography-text-font-weight );\">.\u00a0 (This is gearing down for torque.)\u00a0 Adjust the <\/span><span style=\"color: var( --e-global-color-text ); font-family: var( --e-global-typography-text-font-family ), Sans-serif; font-size: var( --e-global-typography-text-font-size );\"><b>gear ratio<\/b><\/span><span style=\"color: var( --e-global-color-text ); font-family: var( --e-global-typography-text-font-family ), Sans-serif; font-size: var( --e-global-typography-text-font-size ); font-weight: var( --e-global-typography-text-font-weight );\"> setting in the drive train to use 1 for the input and 5 for the output.\u00a0 Drive the same 10 foot distance you did in task 1 and compare the time it takes.\u00a0\u00a0<\/span><\/p><p>Now, try pushing a heavy object with your robot to see if it is strong enough to move it.<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-c5c37c6 elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"c5c37c6\" data-element_type=\"section\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-50 elementor-top-column elementor-element elementor-element-c772a53\" data-id=\"c772a53\" data-element_type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-9ec33d3 elementor-widget elementor-widget-image\" data-id=\"9ec33d3\" data-element_type=\"widget\" data-widget_type=\"image.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<img loading=\"lazy\" decoding=\"async\" width=\"800\" height=\"598\" src=\"https:\/\/smithlearning.com\/vex\/wp-content\/uploads\/2023\/05\/geardown2.png\" class=\"attachment-large size-large wp-image-279\" alt=\"\" srcset=\"https:\/\/smithlearning.com\/vex\/wp-content\/uploads\/2023\/05\/geardown2.png 934w, https:\/\/smithlearning.com\/vex\/wp-content\/uploads\/2023\/05\/geardown2-300x224.png 300w, https:\/\/smithlearning.com\/vex\/wp-content\/uploads\/2023\/05\/geardown2-768x574.png 768w\" sizes=\"(max-width: 800px) 100vw, 800px\" \/>\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t<div class=\"elementor-column elementor-col-50 elementor-top-column elementor-element elementor-element-9134b39\" data-id=\"9134b39\" data-element_type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-775f20f elementor-widget elementor-widget-image\" data-id=\"775f20f\" data-element_type=\"widget\" data-widget_type=\"image.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<img loading=\"lazy\" decoding=\"async\" width=\"800\" height=\"654\" src=\"https:\/\/smithlearning.com\/vex\/wp-content\/uploads\/2023\/05\/geardown1.png\" class=\"attachment-large size-large wp-image-280\" alt=\"\" srcset=\"https:\/\/smithlearning.com\/vex\/wp-content\/uploads\/2023\/05\/geardown1.png 853w, https:\/\/smithlearning.com\/vex\/wp-content\/uploads\/2023\/05\/geardown1-300x245.png 300w, https:\/\/smithlearning.com\/vex\/wp-content\/uploads\/2023\/05\/geardown1-768x628.png 768w\" sizes=\"(max-width: 800px) 100vw, 800px\" \/>\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-99eed19 elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"99eed19\" data-element_type=\"section\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-dd94de5\" data-id=\"dd94de5\" data-element_type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-7c8f3a7 elementor-post-navigation-borders-yes elementor-widget elementor-widget-post-navigation\" data-id=\"7c8f3a7\" data-element_type=\"widget\" data-widget_type=\"post-navigation.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t<div class=\"elementor-post-navigation\">\n\t\t\t<div class=\"elementor-post-navigation__prev elementor-post-navigation__link\">\n\t\t\t\t<a href=\"https:\/\/smithlearning.com\/vex\/lesson-6\/\" rel=\"prev\"><span class=\"post-navigation__arrow-wrapper post-navigation__arrow-prev\"><i class=\"fa fa-angle-left\" aria-hidden=\"true\"><\/i><span class=\"elementor-screen-only\">Prev<\/span><\/span><span class=\"elementor-post-navigation__link__prev\"><span class=\"post-navigation__prev--title\">Lesson 6<\/span><\/span><\/a>\t\t\t<\/div>\n\t\t\t\t\t\t\t<div class=\"elementor-post-navigation__separator-wrapper\">\n\t\t\t\t\t<div class=\"elementor-post-navigation__separator\"><\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t\t<div class=\"elementor-post-navigation__next elementor-post-navigation__link\">\n\t\t\t\t<a href=\"https:\/\/smithlearning.com\/vex\/lesson-8\/\" rel=\"next\"><span class=\"elementor-post-navigation__link__next\"><span class=\"post-navigation__next--title\">Lesson 8<\/span><\/span><span class=\"post-navigation__arrow-wrapper post-navigation__arrow-next\"><i class=\"fa fa-angle-right\" aria-hidden=\"true\"><\/i><span class=\"elementor-screen-only\">Next<\/span><\/span><\/a>\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<\/div>\n\t\t","protected":false},"excerpt":{"rendered":"<p>Lesson 7: Gears Gears are used for many things.\u00a0 They can change the direction of movement, type of movement, speed and torque. Two or more gears on drive shafts with their teeth meshed form a gear train.\u00a0 We call the input (the gear the turning power is put INTO) a driver gear.\u00a0 It is the [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":0,"parent":0,"menu_order":0,"comment_status":"closed","ping_status":"closed","template":"","meta":{"footnotes":""},"categories":[3],"tags":[],"class_list":["post-251","page","type-page","status-publish","hentry","category-beginner"],"_links":{"self":[{"href":"https:\/\/smithlearning.com\/vex\/wp-json\/wp\/v2\/pages\/251","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/smithlearning.com\/vex\/wp-json\/wp\/v2\/pages"}],"about":[{"href":"https:\/\/smithlearning.com\/vex\/wp-json\/wp\/v2\/types\/page"}],"author":[{"embeddable":true,"href":"https:\/\/smithlearning.com\/vex\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/smithlearning.com\/vex\/wp-json\/wp\/v2\/comments?post=251"}],"version-history":[{"count":32,"href":"https:\/\/smithlearning.com\/vex\/wp-json\/wp\/v2\/pages\/251\/revisions"}],"predecessor-version":[{"id":1824,"href":"https:\/\/smithlearning.com\/vex\/wp-json\/wp\/v2\/pages\/251\/revisions\/1824"}],"wp:attachment":[{"href":"https:\/\/smithlearning.com\/vex\/wp-json\/wp\/v2\/media?parent=251"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/smithlearning.com\/vex\/wp-json\/wp\/v2\/categories?post=251"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/smithlearning.com\/vex\/wp-json\/wp\/v2\/tags?post=251"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}