{"id":3366,"date":"2022-12-13T06:35:25","date_gmt":"2022-12-13T06:35:25","guid":{"rendered":"https:\/\/4thclass.deltapublications.in\/?page_id=3366"},"modified":"2024-12-31T06:30:54","modified_gmt":"2024-12-31T06:30:54","slug":"s-13-d-energy","status":"publish","type":"page","link":"https:\/\/4thclass.deltapublications.in\/index.php\/s-13-d-energy\/","title":{"rendered":"s-13.d Energy"},"content":{"rendered":"\n<h2 class=\"wp-block-heading has-text-align-center has-text-color\" style=\"color:#00056d;text-transform:uppercase\"><strong> Energy<\/strong><\/h2>\n\n\n\n<figure class=\"wp-block-video\"><video controls src=\"https:\/\/4thclass.deltapublications.in\/wp-content\/uploads\/2023\/12\/energy-2.mp4\"><\/video><\/figure>\n\n\n\n<p class=\"has-text-color has-link-color has-huge-font-size wp-elements-28d136ae4331e7eb05ec8e1cb71ebcde\" style=\"color:#74008b\">key notes :<\/p>\n\n\n\n<p class=\"has-text-color has-link-color has-large-font-size wp-elements-eebe4b4f3e15e1da7ccb4bd21e02056f\" style=\"color:#000060\"><strong>Definition of Energy<\/strong>:<\/p>\n\n\n\n<ul class=\"has-large-font-size wp-block-list\">\n<li>Energy is the ability to do work or cause changes.<\/li>\n<\/ul>\n\n\n\n<p class=\"has-text-color has-link-color has-large-font-size wp-elements-5a007ebbd549fc4ab5e02753354ab238\" style=\"color:#000060\"><strong>Forms of Energy<\/strong>:<\/p>\n\n\n\n<ul class=\"has-large-font-size wp-block-list\">\n<li><strong>Kinetic Energy<\/strong>: Energy of moving objects (e.g., a rolling ball).<\/li>\n<\/ul>\n\n\n<div class=\"wp-block-image\">\n<figure class=\"aligncenter size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"300\" height=\"225\" src=\"https:\/\/4thclass.deltapublications.in\/wp-content\/uploads\/2024\/12\/image-106.png\" alt=\"\" class=\"wp-image-14463\"\/><\/figure><\/div>\n\n\n<ul class=\"has-large-font-size wp-block-list\">\n<li><strong>Potential Energy<\/strong>: Stored energy (e.g., water in a dam, a stretched rubber band).<\/li>\n<\/ul>\n\n\n<div class=\"wp-block-image\">\n<figure class=\"aligncenter size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"288\" height=\"160\" src=\"https:\/\/4thclass.deltapublications.in\/wp-content\/uploads\/2024\/12\/image-107.png\" alt=\"\" class=\"wp-image-14464\"\/><\/figure><\/div>\n\n\n<ul class=\"has-large-font-size wp-block-list\">\n<li><strong>Light Energy<\/strong>: Energy from sources like the sun or a bulb.<\/li>\n<\/ul>\n\n\n<div class=\"wp-block-image\">\n<figure class=\"aligncenter size-full is-resized\"><img loading=\"lazy\" decoding=\"async\" width=\"400\" height=\"300\" src=\"https:\/\/4thclass.deltapublications.in\/wp-content\/uploads\/2024\/12\/image-108.png\" alt=\"\" class=\"wp-image-14465\" style=\"width:339px;height:auto\" srcset=\"https:\/\/4thclass.deltapublications.in\/wp-content\/uploads\/2024\/12\/image-108.png 400w, https:\/\/4thclass.deltapublications.in\/wp-content\/uploads\/2024\/12\/image-108-300x225.png 300w\" sizes=\"auto, (max-width: 400px) 100vw, 400px\" \/><\/figure><\/div>\n\n\n<ul class=\"has-large-font-size wp-block-list\">\n<li><strong>Heat Energy<\/strong>: Energy that causes objects to feel warm.<\/li>\n<\/ul>\n\n\n<div class=\"wp-block-image\">\n<figure class=\"aligncenter size-full is-resized\"><img loading=\"lazy\" decoding=\"async\" width=\"509\" height=\"318\" src=\"https:\/\/4thclass.deltapublications.in\/wp-content\/uploads\/2024\/12\/7d231ea0-5b7c-4b0a-ab18-8dd903b16666.jpg\" alt=\"\" class=\"wp-image-14466\" style=\"width:467px;height:auto\" srcset=\"https:\/\/4thclass.deltapublications.in\/wp-content\/uploads\/2024\/12\/7d231ea0-5b7c-4b0a-ab18-8dd903b16666.jpg 509w, https:\/\/4thclass.deltapublications.in\/wp-content\/uploads\/2024\/12\/7d231ea0-5b7c-4b0a-ab18-8dd903b16666-300x187.jpg 300w\" sizes=\"auto, (max-width: 509px) 100vw, 509px\" \/><\/figure><\/div>\n\n\n<ul class=\"has-large-font-size wp-block-list\">\n<li><strong>Sound Energy<\/strong>: Energy that travels through air and can be heard.<\/li>\n<\/ul>\n\n\n<div class=\"wp-block-image\">\n<figure class=\"aligncenter size-full is-resized\"><img loading=\"lazy\" decoding=\"async\" width=\"960\" height=\"550\" src=\"https:\/\/4thclass.deltapublications.in\/wp-content\/uploads\/2024\/12\/image-109.png\" alt=\"\" class=\"wp-image-14467\" style=\"width:438px;height:auto\" srcset=\"https:\/\/4thclass.deltapublications.in\/wp-content\/uploads\/2024\/12\/image-109.png 960w, https:\/\/4thclass.deltapublications.in\/wp-content\/uploads\/2024\/12\/image-109-300x172.png 300w, https:\/\/4thclass.deltapublications.in\/wp-content\/uploads\/2024\/12\/image-109-768x440.png 768w\" sizes=\"auto, (max-width: 960px) 100vw, 960px\" \/><\/figure><\/div>\n\n\n<ul class=\"has-large-font-size wp-block-list\">\n<li><strong>Electrical Energy<\/strong>: Energy used to power devices like lights and appliances.<\/li>\n<\/ul>\n\n\n<div class=\"wp-block-image\">\n<figure class=\"aligncenter size-full is-resized\"><img loading=\"lazy\" decoding=\"async\" width=\"800\" height=\"376\" src=\"https:\/\/4thclass.deltapublications.in\/wp-content\/uploads\/2024\/12\/Flow-of-electron.gif\" alt=\"\" class=\"wp-image-14468\" style=\"width:457px;height:auto\"\/><\/figure><\/div>\n\n\n<p class=\"has-text-color has-link-color has-large-font-size wp-elements-e7be2745801536d719a52a453bc2dd6b\" style=\"color:#000060\"><strong>Sources of Energy<\/strong>:<\/p>\n\n\n\n<ul class=\"has-large-font-size wp-block-list\">\n<li><strong>Natural Sources<\/strong>: Sun, wind, water, and fossil fuels.<\/li>\n<\/ul>\n\n\n<div class=\"wp-block-image\">\n<figure class=\"aligncenter size-full is-resized\"><img loading=\"lazy\" decoding=\"async\" width=\"624\" height=\"492\" src=\"https:\/\/4thclass.deltapublications.in\/wp-content\/uploads\/2024\/12\/image-110.png\" alt=\"\" class=\"wp-image-14469\" style=\"width:331px;height:auto\" srcset=\"https:\/\/4thclass.deltapublications.in\/wp-content\/uploads\/2024\/12\/image-110.png 624w, https:\/\/4thclass.deltapublications.in\/wp-content\/uploads\/2024\/12\/image-110-300x237.png 300w\" sizes=\"auto, (max-width: 624px) 100vw, 624px\" \/><\/figure><\/div>\n\n\n<ul class=\"has-large-font-size wp-block-list\">\n<li><strong>Man-Made Sources<\/strong>: Batteries, generators.<\/li>\n<\/ul>\n\n\n<div class=\"wp-block-image\">\n<figure class=\"aligncenter size-full is-resized\"><img loading=\"lazy\" decoding=\"async\" width=\"337\" height=\"360\" src=\"https:\/\/4thclass.deltapublications.in\/wp-content\/uploads\/2024\/12\/image-111.png\" alt=\"\" class=\"wp-image-14470\" style=\"width:290px;height:auto\" srcset=\"https:\/\/4thclass.deltapublications.in\/wp-content\/uploads\/2024\/12\/image-111.png 337w, https:\/\/4thclass.deltapublications.in\/wp-content\/uploads\/2024\/12\/image-111-281x300.png 281w\" sizes=\"auto, (max-width: 337px) 100vw, 337px\" \/><\/figure><\/div>\n\n\n<p class=\"has-text-color has-link-color has-large-font-size wp-elements-b815ee2130b9e2452f3620c0922d1298\" style=\"color:#000060\"><strong>Uses of Energy<\/strong>:<\/p>\n\n\n\n<ul class=\"has-large-font-size wp-block-list\">\n<li>To power machines and vehicles.<\/li>\n\n\n\n<li>To cook food and provide light.<\/li>\n\n\n\n<li>To run household appliances like fans and televisions.<\/li>\n<\/ul>\n\n\n\n<p class=\"has-text-color has-link-color has-large-font-size wp-elements-854a8174344295cd21b6f13a73a71384\" style=\"color:#000060\"><strong>Energy Transformation<\/strong>:<\/p>\n\n\n<div class=\"wp-block-image\">\n<figure class=\"aligncenter size-full is-resized\"><img loading=\"lazy\" decoding=\"async\" width=\"700\" height=\"432\" src=\"https:\/\/4thclass.deltapublications.in\/wp-content\/uploads\/2024\/12\/image-113.png\" alt=\"\" class=\"wp-image-14473\" style=\"width:472px;height:auto\" srcset=\"https:\/\/4thclass.deltapublications.in\/wp-content\/uploads\/2024\/12\/image-113.png 700w, https:\/\/4thclass.deltapublications.in\/wp-content\/uploads\/2024\/12\/image-113-300x185.png 300w\" sizes=\"auto, (max-width: 700px) 100vw, 700px\" \/><\/figure><\/div>\n\n\n<ul class=\"has-large-font-size wp-block-list\">\n<li>Energy can change from one form to another (e.g., electrical energy to light energy in a bulb).<\/li>\n<\/ul>\n\n\n\n<p class=\"has-text-color has-link-color has-large-font-size wp-elements-8992185d16ca590ab3532c6b89308715\" style=\"color:#000060\"><strong>Renewable vs. Non-Renewable Energy<\/strong>:<\/p>\n\n\n<div class=\"wp-block-image\">\n<figure class=\"aligncenter size-full is-resized\"><img loading=\"lazy\" decoding=\"async\" width=\"1024\" height=\"640\" src=\"https:\/\/4thclass.deltapublications.in\/wp-content\/uploads\/2024\/12\/image-114.png\" alt=\"\" class=\"wp-image-14475\" style=\"width:416px;height:auto\" srcset=\"https:\/\/4thclass.deltapublications.in\/wp-content\/uploads\/2024\/12\/image-114.png 1024w, https:\/\/4thclass.deltapublications.in\/wp-content\/uploads\/2024\/12\/image-114-300x188.png 300w, https:\/\/4thclass.deltapublications.in\/wp-content\/uploads\/2024\/12\/image-114-768x480.png 768w\" sizes=\"auto, (max-width: 1024px) 100vw, 1024px\" \/><\/figure><\/div>\n\n\n<ul class=\"has-large-font-size wp-block-list\">\n<li><strong>Renewable Energy<\/strong>: Sources that can be replenished (e.g., solar, wind, water).<\/li>\n\n\n\n<li><strong>Non-Renewable Energy<\/strong>: Limited sources like coal, oil, and natural gas.<\/li>\n<\/ul>\n\n\n\n<p class=\"has-text-color has-link-color has-large-font-size wp-elements-82bf40bdcde45ff590014a52252592dc\" style=\"color:#000060\"><strong>Importance of Conserving Energy<\/strong>:<\/p>\n\n\n\n<ul class=\"has-large-font-size wp-block-list\">\n<li>Conserving energy helps save resources and protects the environment.<\/li>\n\n\n\n<li>Simple ways to conserve energy include turning off lights when not in use and using energy-efficient appliances.<\/li>\n<\/ul>\n\n\n\n<p class=\"has-text-color has-link-color has-large-font-size wp-elements-15ae2b3c77b09a5a88e4129c1b673e88\" style=\"color:#000060\"><strong>Interesting Facts About Energy<\/strong>:<\/p>\n\n\n\n<ul class=\"has-large-font-size wp-block-list\">\n<li>The sun is the primary source of energy for Earth.<\/li>\n\n\n\n<li>Energy is never created or destroyed, only transferred (Law of Conservation of Energy).<\/li>\n<\/ul>\n\n\n\n<p class=\"has-text-color has-large-font-size\" style=\"color:#d90000\">let&#8217;s practice! \ud83d\udd8a\ufe0f<\/p>\n\n\n\n<div class=\"wp-block-columns is-layout-flex wp-container-core-columns-is-layout-9d6595d7 wp-block-columns-is-layout-flex\">\n<div class=\"wp-block-column is-layout-flow wp-block-column-is-layout-flow\">\n<figure class=\"wp-block-image size-full\"><a href=\"https:\/\/wordwall.net\/play\/81909\/837\/394\"><img loading=\"lazy\" decoding=\"async\" width=\"500\" height=\"500\" src=\"https:\/\/4thclass.deltapublications.in\/wp-content\/uploads\/2023\/03\/Worksheet-1-3-5.png\" alt=\"\" class=\"wp-image-5653\" srcset=\"https:\/\/4thclass.deltapublications.in\/wp-content\/uploads\/2023\/03\/Worksheet-1-3-5.png 500w, https:\/\/4thclass.deltapublications.in\/wp-content\/uploads\/2023\/03\/Worksheet-1-3-5-300x300.png 300w, https:\/\/4thclass.deltapublications.in\/wp-content\/uploads\/2023\/03\/Worksheet-1-3-5-150x150.png 150w\" sizes=\"auto, (max-width: 500px) 100vw, 500px\" \/><\/a><\/figure>\n<\/div>\n\n\n\n<div class=\"wp-block-column is-layout-flow wp-block-column-is-layout-flow\">\n<figure class=\"wp-block-image size-full\"><a href=\"https:\/\/wordwall.net\/play\/82585\/275\/269\"><img loading=\"lazy\" decoding=\"async\" width=\"500\" height=\"500\" src=\"https:\/\/4thclass.deltapublications.in\/wp-content\/uploads\/2023\/03\/Worksheet-1-1-2-5.png\" alt=\"\" class=\"wp-image-5658\" srcset=\"https:\/\/4thclass.deltapublications.in\/wp-content\/uploads\/2023\/03\/Worksheet-1-1-2-5.png 500w, https:\/\/4thclass.deltapublications.in\/wp-content\/uploads\/2023\/03\/Worksheet-1-1-2-5-300x300.png 300w, https:\/\/4thclass.deltapublications.in\/wp-content\/uploads\/2023\/03\/Worksheet-1-1-2-5-150x150.png 150w\" sizes=\"auto, (max-width: 500px) 100vw, 500px\" \/><\/a><\/figure>\n<\/div>\n<\/div>\n","protected":false},"excerpt":{"rendered":"<p>Energy key notes : Definition of Energy: Forms of Energy: Sources of Energy: Uses of Energy: Energy Transformation: Renewable vs. Non-Renewable Energy: Importance of Conserving Energy: Interesting Facts About Energy: let&#8217;s practice! \ud83d\udd8a\ufe0f<\/p>\n","protected":false},"author":1,"featured_media":0,"parent":0,"menu_order":0,"comment_status":"closed","ping_status":"closed","template":"","meta":{"om_disable_all_campaigns":false,"_monsterinsights_skip_tracking":false,"_monsterinsights_sitenote_active":false,"_monsterinsights_sitenote_note":"","_monsterinsights_sitenote_category":0,"footnotes":""},"class_list":["post-3366","page","type-page","status-publish","hentry","entry"],"aioseo_notices":[],"_links":{"self":[{"href":"https:\/\/4thclass.deltapublications.in\/index.php\/wp-json\/wp\/v2\/pages\/3366","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/4thclass.deltapublications.in\/index.php\/wp-json\/wp\/v2\/pages"}],"about":[{"href":"https:\/\/4thclass.deltapublications.in\/index.php\/wp-json\/wp\/v2\/types\/page"}],"author":[{"embeddable":true,"href":"https:\/\/4thclass.deltapublications.in\/index.php\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/4thclass.deltapublications.in\/index.php\/wp-json\/wp\/v2\/comments?post=3366"}],"version-history":[{"count":17,"href":"https:\/\/4thclass.deltapublications.in\/index.php\/wp-json\/wp\/v2\/pages\/3366\/revisions"}],"predecessor-version":[{"id":14476,"href":"https:\/\/4thclass.deltapublications.in\/index.php\/wp-json\/wp\/v2\/pages\/3366\/revisions\/14476"}],"wp:attachment":[{"href":"https:\/\/4thclass.deltapublications.in\/index.php\/wp-json\/wp\/v2\/media?parent=3366"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}