{"id":21737,"date":"2025-09-25T22:53:02","date_gmt":"2025-09-25T15:53:02","guid":{"rendered":"https:\/\/inhdy-demo.com\/?page_id=21737"},"modified":"2025-09-25T22:55:41","modified_gmt":"2025-09-25T15:55:41","slug":"unit-5-light-vision","status":"publish","type":"page","link":"https:\/\/steamkid.ai\/th\/grade\/2-science-units\/unit-5-light-vision\/","title":{"rendered":"Unit 5: Light &#038; Vision"},"content":{"rendered":"<div data-elementor-type=\"wp-page\" data-elementor-id=\"21737\" class=\"elementor elementor-21737\">\n\t\t\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-4d79c349 elementor-section-full_width elementor-section-height-default elementor-section-height-default\" data-id=\"4d79c349\" data-element_type=\"section\" data-e-type=\"section\">\n\t\t\t\t\t\t\t<div class=\"elementor-background-overlay\"><\/div>\n\t\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-728a3946\" data-id=\"728a3946\" data-element_type=\"column\" data-e-type=\"column\" data-settings=\"{&quot;background_background&quot;:&quot;classic&quot;}\">\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-41d8742 elementor-widget elementor-widget-thim-ekits-breadcrumb\" data-id=\"41d8742\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"thim-ekits-breadcrumb.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\n\t\t\t<div class=\"thim-ekit-breadcrumb\">\n\n\t\t\t\t\u0e2b\u0e19\u0e49\u0e32\u0e2b\u0e25\u0e31\u0e01\n\t\t\t<\/div>\n\n\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<section class=\"elementor-section elementor-inner-section elementor-element elementor-element-44c84e9b elementor-section-boxed elementor-section-height-default elementor-section-height-default elementor-invisible\" data-id=\"44c84e9b\" data-element_type=\"section\" data-e-type=\"section\" data-settings=\"{&quot;animation&quot;:&quot;fadeInUp&quot;}\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-no\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-inner-column elementor-element elementor-element-2d6db6dd\" data-id=\"2d6db6dd\" data-element_type=\"column\" data-e-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-44c788a3 e-transform elementor-widget elementor-widget-heading\" data-id=\"44c788a3\" data-element_type=\"widget\" data-e-type=\"widget\" data-settings=\"{&quot;_transform_rotateZ_effect&quot;:{&quot;unit&quot;:&quot;px&quot;,&quot;size&quot;:&quot;&quot;,&quot;sizes&quot;:[]},&quot;_transform_rotateZ_effect_widescreen&quot;:{&quot;unit&quot;:&quot;deg&quot;,&quot;size&quot;:&quot;&quot;,&quot;sizes&quot;:[]},&quot;_transform_rotateZ_effect_tablet_extra&quot;:{&quot;unit&quot;:&quot;deg&quot;,&quot;size&quot;:&quot;&quot;,&quot;sizes&quot;:[]},&quot;_transform_rotateZ_effect_tablet&quot;:{&quot;unit&quot;:&quot;deg&quot;,&quot;size&quot;:&quot;&quot;,&quot;sizes&quot;:[]},&quot;_transform_rotateZ_effect_mobile&quot;:{&quot;unit&quot;:&quot;deg&quot;,&quot;size&quot;:&quot;&quot;,&quot;sizes&quot;:[]}}\" 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\">\u0e1a\u0e17 5<\/h2>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-b19d36c elementor-widget elementor-widget-heading\" data-id=\"b19d36c\" data-element_type=\"widget\" data-e-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\">The art of lighting<\/h2>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-5aca9ba9 elementor-align-center elementor-widget elementor-widget-elementskit-button\" data-id=\"5aca9ba9\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"elementskit-button.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<div class=\"ekit-wid-con\" >\t\t<div class=\"ekit-btn-wraper\">\n\t\t\t\t\t\t\t<a href=\"https:\/\/steamkid.ai\/th\/courses\/science-2-unit-5\/\" class=\"elementskit-btn  whitespace--normal\" id=\"\">\n\t\t\t\t\t\u0e40\u0e23\u0e34\u0e48\u0e21\u0e15\u0e49\u0e19\u0e01\u0e31\u0e19\u0e40\u0e25\u0e22!\t\t\t\t<\/a>\n\t\t\t\t\t<\/div>\n        <\/div>\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\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-7abd5ddf elementor-section-full_width elementor-section-height-default elementor-section-height-default\" data-id=\"7abd5ddf\" data-element_type=\"section\" data-e-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-3fab5850\" data-id=\"3fab5850\" data-element_type=\"column\" data-e-type=\"column\" data-settings=\"{&quot;background_background&quot;:&quot;classic&quot;}\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<section class=\"elementor-section elementor-inner-section elementor-element elementor-element-61688c67 elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"61688c67\" data-element_type=\"section\" data-e-type=\"section\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div data-eael-wrapper-link=\"{&quot;url&quot;:&quot;https:\\\/\\\/steamkid.ai\\\/grade-1-subject\\\/&quot;,&quot;is_external&quot;:&quot;&quot;,&quot;nofollow&quot;:&quot;&quot;}\" class=\"eael-non-traditional-link elementor-column elementor-col-100 elementor-inner-column elementor-element elementor-element-44c023d4 elementor-invisible\" data-id=\"44c023d4\" data-element_type=\"column\" data-e-type=\"column\" data-settings=\"{&quot;background_background&quot;:&quot;classic&quot;,&quot;animation&quot;:&quot;zoomIn&quot;}\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t<div class=\"elementor-background-overlay\"><\/div>\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-f40305a eael-infobox-content-align--left eael-infobox-shape-square eael-infobox-hover-img-shape-square elementor-widget elementor-widget-eael-info-box\" data-id=\"f40305a\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"eael-info-box.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t        <div class=\"eael-infobox icon-on-top\">\n\t            <div class=\"infobox-icon\">\n\n                            <img decoding=\"async\" src=\"\" alt=\"\">\n            \n            \n            \n        <\/div>\n            <div class=\"infobox-content\">\n                    <div class=\"infobox-title-section\">\n                <h2 class=\"title\">Lesson<\/h2>            <\/div>\n                    <\/div>\n            <\/div>\n\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-inner-section elementor-element elementor-element-dd1c578 elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"dd1c578\" data-element_type=\"section\" data-e-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-inner-column elementor-element elementor-element-502105a3\" data-id=\"502105a3\" data-element_type=\"column\" data-e-type=\"column\" data-settings=\"{&quot;background_background&quot;:&quot;classic&quot;}\">\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-61e8f915 elementor-widget__width-auto eael-infobox-content-align--left eael-infobox-icon-bg-shape-none eael-infobox-icon-hover-bg-shape-none elementor-invisible elementor-widget elementor-widget-eael-info-box\" data-id=\"61e8f915\" data-element_type=\"widget\" data-e-type=\"widget\" data-settings=\"{&quot;_animation&quot;:&quot;zoomIn&quot;}\" data-widget_type=\"eael-info-box.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t        <div class=\"eael-infobox icon-on-left\">\n\t            <div class=\"infobox-icon eael-icon-only\">\n\n            \n                            <div class=\"infobox-icon-wrap\">\n                    <svg aria-hidden=\"true\" class=\"e-font-icon-svg e-fas-list-ul\" viewbox=\"0 0 512 512\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\"><path d=\"M48 48a48 48 0 1 0 48 48 48 48 0 0 0-48-48zm0 160a48 48 0 1 0 48 48 48 48 0 0 0-48-48zm0 160a48 48 0 1 0 48 48 48 48 0 0 0-48-48zm448 16H176a16 16 0 0 0-16 16v32a16 16 0 0 0 16 16h320a16 16 0 0 0 16-16v-32a16 16 0 0 0-16-16zm0-320H176a16 16 0 0 0-16 16v32a16 16 0 0 0 16 16h320a16 16 0 0 0 16-16V80a16 16 0 0 0-16-16zm0 160H176a16 16 0 0 0-16 16v32a16 16 0 0 0 16 16h320a16 16 0 0 0 16-16v-32a16 16 0 0 0-16-16z\"><\/path><\/svg>                <\/div>\n            \n            \n        <\/div>\n            <div class=\"infobox-content eael-icon-only\">\n                    <div class=\"infobox-title-section\">\n                <h2 class=\"title\">Movement of light<\/h2>            <\/div>\n                    <\/div>\n            <\/div>\n\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<div class=\"elementor-column elementor-col-50 elementor-inner-column elementor-element elementor-element-581fd498 elementor-invisible\" data-id=\"581fd498\" data-element_type=\"column\" data-e-type=\"column\" data-settings=\"{&quot;background_background&quot;:&quot;classic&quot;,&quot;animation&quot;:&quot;zoomIn&quot;}\">\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-30a2be98 elementor-align-center elementor-widget__width-inherit elementor-widget-widescreen__width-initial elementor-tablet_extra-align-right elementor-mobile-align-center elementor-widget elementor-widget-button\" data-id=\"30a2be98\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"button.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<div class=\"elementor-button-wrapper\">\n\t\t\t\t\t<a class=\"elementor-button elementor-button-link elementor-size-sm\" href=\"https:\/\/steamkid.ai\/th\/courses\/science-2-unit-5\/lessons\/wave-properties\/\">\n\t\t\t\t\t\t<span class=\"elementor-button-content-wrapper\">\n\t\t\t\t\t\t<span class=\"elementor-button-icon\">\n\t\t\t\t<svg aria-hidden=\"true\" class=\"e-font-icon-svg e-fas-arrow-alt-circle-right\" viewbox=\"0 0 512 512\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\"><path d=\"M256 8c137 0 248 111 248 248S393 504 256 504 8 393 8 256 119 8 256 8zM140 300h116v70.9c0 10.7 13 16.1 20.5 8.5l114.3-114.9c4.7-4.7 4.7-12.2 0-16.9l-114.3-115c-7.6-7.6-20.5-2.2-20.5 8.5V212H140c-6.6 0-12 5.4-12 12v64c0 6.6 5.4 12 12 12z\"><\/path><\/svg>\t\t\t<\/span>\n\t\t\t\t\t\t\t\t\t<span class=\"elementor-button-text\">Start<\/span>\n\t\t\t\t\t<\/span>\n\t\t\t\t\t<\/a>\n\t\t\t\t<\/div>\n\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-inner-section elementor-element elementor-element-49d3c2bf elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"49d3c2bf\" data-element_type=\"section\" data-e-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-inner-column elementor-element elementor-element-4c5dab97\" data-id=\"4c5dab97\" data-element_type=\"column\" data-e-type=\"column\" data-settings=\"{&quot;background_background&quot;:&quot;classic&quot;}\">\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-2a825e3e elementor-widget__width-auto eael-infobox-content-align--left eael-infobox-icon-bg-shape-none eael-infobox-icon-hover-bg-shape-none elementor-invisible elementor-widget elementor-widget-eael-info-box\" data-id=\"2a825e3e\" data-element_type=\"widget\" data-e-type=\"widget\" data-settings=\"{&quot;_animation&quot;:&quot;zoomIn&quot;}\" data-widget_type=\"eael-info-box.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t        <div class=\"eael-infobox icon-on-left\">\n\t            <div class=\"infobox-icon eael-icon-only\">\n\n            \n                            <div class=\"infobox-icon-wrap\">\n                    <svg aria-hidden=\"true\" class=\"e-font-icon-svg e-fas-list-ul\" viewbox=\"0 0 512 512\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\"><path d=\"M48 48a48 48 0 1 0 48 48 48 48 0 0 0-48-48zm0 160a48 48 0 1 0 48 48 48 48 0 0 0-48-48zm0 160a48 48 0 1 0 48 48 48 48 0 0 0-48-48zm448 16H176a16 16 0 0 0-16 16v32a16 16 0 0 0 16 16h320a16 16 0 0 0 16-16v-32a16 16 0 0 0-16-16zm0-320H176a16 16 0 0 0-16 16v32a16 16 0 0 0 16 16h320a16 16 0 0 0 16-16V80a16 16 0 0 0-16-16zm0 160H176a16 16 0 0 0-16 16v32a16 16 0 0 0 16 16h320a16 16 0 0 0 16-16v-32a16 16 0 0 0-16-16z\"><\/path><\/svg>                <\/div>\n            \n            \n        <\/div>\n            <div class=\"infobox-content eael-icon-only\">\n                    <div class=\"infobox-title-section\">\n                <h2 class=\"title\">How we see objects<\/h2>            <\/div>\n                    <\/div>\n            <\/div>\n\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<div class=\"elementor-column elementor-col-50 elementor-inner-column elementor-element elementor-element-73af859e elementor-invisible\" data-id=\"73af859e\" data-element_type=\"column\" data-e-type=\"column\" data-settings=\"{&quot;background_background&quot;:&quot;classic&quot;,&quot;animation&quot;:&quot;zoomIn&quot;}\">\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-213aaf2d elementor-align-center elementor-widget__width-inherit elementor-widget-widescreen__width-initial elementor-tablet_extra-align-right elementor-mobile-align-center elementor-widget elementor-widget-button\" data-id=\"213aaf2d\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"button.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<div class=\"elementor-button-wrapper\">\n\t\t\t\t\t<a class=\"elementor-button elementor-button-link elementor-size-sm\" href=\"https:\/\/steamkid.ai\/th\/courses\/science-2-unit-5\/lessons\/wave-transmission-2\/\">\n\t\t\t\t\t\t<span class=\"elementor-button-content-wrapper\">\n\t\t\t\t\t\t<span class=\"elementor-button-icon\">\n\t\t\t\t<svg aria-hidden=\"true\" class=\"e-font-icon-svg e-fas-arrow-alt-circle-right\" viewbox=\"0 0 512 512\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\"><path d=\"M256 8c137 0 248 111 248 248S393 504 256 504 8 393 8 256 119 8 256 8zM140 300h116v70.9c0 10.7 13 16.1 20.5 8.5l114.3-114.9c4.7-4.7 4.7-12.2 0-16.9l-114.3-115c-7.6-7.6-20.5-2.2-20.5 8.5V212H140c-6.6 0-12 5.4-12 12v64c0 6.6 5.4 12 12 12z\"><\/path><\/svg>\t\t\t<\/span>\n\t\t\t\t\t\t\t\t\t<span class=\"elementor-button-text\">Start<\/span>\n\t\t\t\t\t<\/span>\n\t\t\t\t\t<\/a>\n\t\t\t\t<\/div>\n\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-inner-section elementor-element elementor-element-759bc00c elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"759bc00c\" data-element_type=\"section\" data-e-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-inner-column elementor-element elementor-element-524b28d0\" data-id=\"524b28d0\" data-element_type=\"column\" data-e-type=\"column\" data-settings=\"{&quot;background_background&quot;:&quot;classic&quot;}\">\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-7c19e7b elementor-widget__width-auto eael-infobox-content-align--left eael-infobox-icon-bg-shape-none eael-infobox-icon-hover-bg-shape-none elementor-invisible elementor-widget elementor-widget-eael-info-box\" data-id=\"7c19e7b\" data-element_type=\"widget\" data-e-type=\"widget\" data-settings=\"{&quot;_animation&quot;:&quot;zoomIn&quot;}\" data-widget_type=\"eael-info-box.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t        <div class=\"eael-infobox icon-on-left\">\n\t            <div class=\"infobox-icon eael-icon-only\">\n\n            \n                            <div class=\"infobox-icon-wrap\">\n                    <svg aria-hidden=\"true\" class=\"e-font-icon-svg e-fas-list-ul\" viewbox=\"0 0 512 512\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\"><path d=\"M48 48a48 48 0 1 0 48 48 48 48 0 0 0-48-48zm0 160a48 48 0 1 0 48 48 48 48 0 0 0-48-48zm0 160a48 48 0 1 0 48 48 48 48 0 0 0-48-48zm448 16H176a16 16 0 0 0-16 16v32a16 16 0 0 0 16 16h320a16 16 0 0 0 16-16v-32a16 16 0 0 0-16-16zm0-320H176a16 16 0 0 0-16 16v32a16 16 0 0 0 16 16h320a16 16 0 0 0 16-16V80a16 16 0 0 0-16-16zm0 160H176a16 16 0 0 0-16 16v32a16 16 0 0 0 16 16h320a16 16 0 0 0 16-16v-32a16 16 0 0 0-16-16z\"><\/path><\/svg>                <\/div>\n            \n            \n        <\/div>\n            <div class=\"infobox-content eael-icon-only\">\n                    <div class=\"infobox-title-section\">\n                <h2 class=\"title\">Protecting ourselves from harmful light<\/h2>            <\/div>\n                    <\/div>\n            <\/div>\n\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<div class=\"elementor-column elementor-col-50 elementor-inner-column elementor-element elementor-element-5f74623a elementor-invisible\" data-id=\"5f74623a\" data-element_type=\"column\" data-e-type=\"column\" data-settings=\"{&quot;background_background&quot;:&quot;classic&quot;,&quot;animation&quot;:&quot;zoomIn&quot;}\">\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-11ce403e elementor-align-center elementor-widget__width-inherit elementor-widget-widescreen__width-initial elementor-tablet_extra-align-right elementor-mobile-align-center elementor-widget elementor-widget-button\" data-id=\"11ce403e\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"button.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<div class=\"elementor-button-wrapper\">\n\t\t\t\t\t<a class=\"elementor-button elementor-button-link elementor-size-sm\" href=\"https:\/\/steamkid.ai\/th\/courses\/science-2-unit-5\/lessons\/solar-eclipses-3\/\">\n\t\t\t\t\t\t<span class=\"elementor-button-content-wrapper\">\n\t\t\t\t\t\t<span class=\"elementor-button-icon\">\n\t\t\t\t<svg aria-hidden=\"true\" class=\"e-font-icon-svg e-fas-arrow-alt-circle-right\" viewbox=\"0 0 512 512\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\"><path d=\"M256 8c137 0 248 111 248 248S393 504 256 504 8 393 8 256 119 8 256 8zM140 300h116v70.9c0 10.7 13 16.1 20.5 8.5l114.3-114.9c4.7-4.7 4.7-12.2 0-16.9l-114.3-115c-7.6-7.6-20.5-2.2-20.5 8.5V212H140c-6.6 0-12 5.4-12 12v64c0 6.6 5.4 12 12 12z\"><\/path><\/svg>\t\t\t<\/span>\n\t\t\t\t\t\t\t\t\t<span class=\"elementor-button-text\">Start<\/span>\n\t\t\t\t\t<\/span>\n\t\t\t\t\t<\/a>\n\t\t\t\t<\/div>\n\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\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<\/div>","protected":false},"excerpt":{"rendered":"<p>Home Unit 5 The art of lighting Let&#039;s get started! Lesson Movement of light Start How we see objects Start Protecting ourselves from harmful light Start<\/p>","protected":false},"author":265783168,"featured_media":0,"parent":21684,"menu_order":0,"comment_status":"closed","ping_status":"closed","template":"elementor_header_footer","meta":{"_eb_attr":"","_crdt_document":"","footnotes":""},"class_list":["post-21737","page","type-page","status-publish","hentry"],"_links":{"self":[{"href":"https:\/\/steamkid.ai\/th\/wp-json\/wp\/v2\/pages\/21737","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/steamkid.ai\/th\/wp-json\/wp\/v2\/pages"}],"about":[{"href":"https:\/\/steamkid.ai\/th\/wp-json\/wp\/v2\/types\/page"}],"author":[{"embeddable":true,"href":"https:\/\/steamkid.ai\/th\/wp-json\/wp\/v2\/users\/265783168"}],"replies":[{"embeddable":true,"href":"https:\/\/steamkid.ai\/th\/wp-json\/wp\/v2\/comments?post=21737"}],"version-history":[{"count":6,"href":"https:\/\/steamkid.ai\/th\/wp-json\/wp\/v2\/pages\/21737\/revisions"}],"predecessor-version":[{"id":21744,"href":"https:\/\/steamkid.ai\/th\/wp-json\/wp\/v2\/pages\/21737\/revisions\/21744"}],"up":[{"embeddable":true,"href":"https:\/\/steamkid.ai\/th\/wp-json\/wp\/v2\/pages\/21684"}],"wp:attachment":[{"href":"https:\/\/steamkid.ai\/th\/wp-json\/wp\/v2\/media?parent=21737"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}