{"id":3583,"date":"2022-12-14T04:14:02","date_gmt":"2022-12-14T04:14:02","guid":{"rendered":"https:\/\/2ndclass.deltapublications.in\/?page_id=3583"},"modified":"2025-03-24T11:04:19","modified_gmt":"2025-03-24T11:04:19","slug":"s-7-c-rubber","status":"publish","type":"page","link":"https:\/\/2ndclass.deltapublications.in\/index.php\/s-7-c-rubber\/","title":{"rendered":"s-7.c Rubber"},"content":{"rendered":"\n<h2 class=\"wp-block-heading has-text-align-center has-text-color\" style=\"color:#00056d;text-transform:uppercase\"><strong>Rubber<\/strong><\/h2>\n\n\n\n<figure class=\"wp-block-video\"><video controls src=\"https:\/\/2ndclass.deltapublications.in\/wp-content\/uploads\/2023\/12\/rubber.mp4\"><\/video><\/figure>\n\n\n\n<p class=\"has-text-color has-link-color has-huge-font-size wp-elements-8550df6181cd5d83aa7a08ef336a4ca1\" style=\"color:#74008b\">Key Notes :<\/p>\n\n\n\n<p class=\"has-text-color has-link-color has-large-font-size wp-elements-2322fe168dff435b4e0bcf31f56b7b0a\" style=\"color:#000060\"><strong>What is Rubber?<\/strong><\/p>\n\n\n<div class=\"wp-block-image\">\n<figure class=\"aligncenter size-large is-resized\"><img loading=\"lazy\" decoding=\"async\" width=\"1024\" height=\"703\" src=\"https:\/\/2ndclass.deltapublications.in\/wp-content\/uploads\/2023\/10\/image-4-1024x703.png\" alt=\"\" class=\"wp-image-9802\" style=\"aspect-ratio:1.4579831932773109;width:321px;height:auto\" srcset=\"https:\/\/2ndclass.deltapublications.in\/wp-content\/uploads\/2023\/10\/image-4-1024x703.png 1024w, https:\/\/2ndclass.deltapublications.in\/wp-content\/uploads\/2023\/10\/image-4-300x206.png 300w, https:\/\/2ndclass.deltapublications.in\/wp-content\/uploads\/2023\/10\/image-4-768x527.png 768w, https:\/\/2ndclass.deltapublications.in\/wp-content\/uploads\/2023\/10\/image-4-1536x1054.png 1536w, https:\/\/2ndclass.deltapublications.in\/wp-content\/uploads\/2023\/10\/image-4-1568x1076.png 1568w, https:\/\/2ndclass.deltapublications.in\/wp-content\/uploads\/2023\/10\/image-4.png 1600w\" sizes=\"auto, (max-width: 1024px) 100vw, 1024px\" \/><\/figure><\/div>\n\n\n<ul class=\"wp-block-list has-large-font-size\">\n<li>Rubber is a <strong>soft and stretchy material<\/strong> that can bend and return to its original shape.<\/li>\n\n\n\n<li>It is commonly used to make everyday items like erasers, balloons, and rubber bands.<\/li>\n<\/ul>\n\n\n\n<p class=\"has-text-color has-link-color has-large-font-size wp-elements-d01c08e808120b417eb5a10307f86db8\" style=\"color:#000060\"><strong>Where Does Rubber Come From?<\/strong><\/p>\n\n\n<div class=\"wp-block-image\">\n<figure class=\"aligncenter size-full is-resized\"><img loading=\"lazy\" decoding=\"async\" width=\"1000\" height=\"660\" src=\"https:\/\/2ndclass.deltapublications.in\/wp-content\/uploads\/2024\/11\/image-24.png\" alt=\"\" class=\"wp-image-19356\" style=\"width:326px;height:auto\" srcset=\"https:\/\/2ndclass.deltapublications.in\/wp-content\/uploads\/2024\/11\/image-24.png 1000w, https:\/\/2ndclass.deltapublications.in\/wp-content\/uploads\/2024\/11\/image-24-300x198.png 300w, https:\/\/2ndclass.deltapublications.in\/wp-content\/uploads\/2024\/11\/image-24-768x507.png 768w\" sizes=\"auto, (max-width: 1000px) 100vw, 1000px\" \/><\/figure><\/div>\n\n\n<ul class=\"wp-block-list has-large-font-size\">\n<li>Natural rubber comes from the <strong>sap of rubber trees<\/strong>. This sap is called <strong>latex<\/strong>.<\/li>\n\n\n\n<li>Rubber trees mostly grow in warm, tropical areas like <strong>Asia, Africa, and South America<\/strong>.<\/li>\n<\/ul>\n\n\n\n<p class=\"has-text-color has-link-color has-large-font-size wp-elements-c7b279cdc63caed40534d60b6f395fe9\" style=\"color:#000060\"><strong>How is Rubber Made?<\/strong><\/p>\n\n\n\n<ul class=\"wp-block-list has-large-font-size\">\n<li>The sap from rubber trees is collected and then processed to make <strong>natural rubber<\/strong>.<\/li>\n\n\n\n<li>There is also <strong>synthetic rubber<\/strong>, which is made in factories using chemicals.<\/li>\n<\/ul>\n\n\n\n<p class=\"has-text-color has-link-color has-large-font-size wp-elements-7003abce73d720615bd3646fef094512\" style=\"color:#000060\"><strong>Uses of Rubber<\/strong><\/p>\n\n\n\n<ul class=\"wp-block-list has-large-font-size\">\n<li>Rubber is used to make many things, such as <strong>tires, shoes, gloves, and toys<\/strong>.<\/li>\n\n\n\n<li>It is also used in making things that need to be <strong>waterproof<\/strong>, like rain boots and rubber hoses.<\/li>\n<\/ul>\n\n\n\n<p class=\"has-text-color has-link-color has-large-font-size wp-elements-7535c61de2bf3102982ce3f8284fa56a\" style=\"color:#000060\"><strong>Why is Rubber Important?<\/strong><\/p>\n\n\n\n<ul class=\"wp-block-list has-large-font-size\">\n<li>Rubber is strong and flexible, making it perfect for making items that need to stretch or bounce back into shape.<\/li>\n\n\n\n<li>It helps protect things by making items like car tires and safety gloves.<\/li>\n<\/ul>\n\n\n\n<p class=\"has-text-color has-link-color has-large-font-size wp-elements-b7f3f131a520cec27d4cf10d0d62d509\" style=\"color:#000060\"><strong>Fun Fact!<\/strong><\/p>\n\n\n\n<ul class=\"wp-block-list has-large-font-size\">\n<li>Did you know that <strong>erasers<\/strong> used to be made from bread? Now they are made from rubber to erase pencil marks better!<\/li>\n<\/ul>\n\n\n\n<p class=\"has-text-color has-large-font-size\" style=\"color:#d90000\"><strong>Let&#8217;s practice!\ud83d\udd8a\ufe0f <\/strong><\/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\/80859\/648\/889\"><img loading=\"lazy\" decoding=\"async\" width=\"500\" height=\"500\" src=\"https:\/\/2ndclass.deltapublications.in\/wp-content\/uploads\/2023\/03\/Worksheet-1-3-114.png\" alt=\"\" class=\"wp-image-6039\" srcset=\"https:\/\/2ndclass.deltapublications.in\/wp-content\/uploads\/2023\/03\/Worksheet-1-3-114.png 500w, https:\/\/2ndclass.deltapublications.in\/wp-content\/uploads\/2023\/03\/Worksheet-1-3-114-300x300.png 300w, https:\/\/2ndclass.deltapublications.in\/wp-content\/uploads\/2023\/03\/Worksheet-1-3-114-150x150.png 150w, https:\/\/2ndclass.deltapublications.in\/wp-content\/uploads\/2023\/03\/Worksheet-1-3-114-400x400.png 400w\" 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\/80926\/143\/984\"><img loading=\"lazy\" decoding=\"async\" width=\"500\" height=\"500\" src=\"https:\/\/2ndclass.deltapublications.in\/wp-content\/uploads\/2023\/03\/Worksheet-1-1-2-112.png\" alt=\"\" class=\"wp-image-6040\" srcset=\"https:\/\/2ndclass.deltapublications.in\/wp-content\/uploads\/2023\/03\/Worksheet-1-1-2-112.png 500w, https:\/\/2ndclass.deltapublications.in\/wp-content\/uploads\/2023\/03\/Worksheet-1-1-2-112-300x300.png 300w, https:\/\/2ndclass.deltapublications.in\/wp-content\/uploads\/2023\/03\/Worksheet-1-1-2-112-150x150.png 150w, https:\/\/2ndclass.deltapublications.in\/wp-content\/uploads\/2023\/03\/Worksheet-1-1-2-112-400x400.png 400w\" sizes=\"auto, (max-width: 500px) 100vw, 500px\" \/><\/a><\/figure>\n<\/div>\n<\/div>\n","protected":false},"excerpt":{"rendered":"<p>Rubber Key Notes : What is Rubber? Where Does Rubber Come From? How is Rubber Made? Uses of Rubber Why is Rubber Important? Fun Fact! 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":{"footnotes":""},"class_list":["post-3583","page","type-page","status-publish","hentry","entry"],"_links":{"self":[{"href":"https:\/\/2ndclass.deltapublications.in\/index.php\/wp-json\/wp\/v2\/pages\/3583","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/2ndclass.deltapublications.in\/index.php\/wp-json\/wp\/v2\/pages"}],"about":[{"href":"https:\/\/2ndclass.deltapublications.in\/index.php\/wp-json\/wp\/v2\/types\/page"}],"author":[{"embeddable":true,"href":"https:\/\/2ndclass.deltapublications.in\/index.php\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/2ndclass.deltapublications.in\/index.php\/wp-json\/wp\/v2\/comments?post=3583"}],"version-history":[{"count":16,"href":"https:\/\/2ndclass.deltapublications.in\/index.php\/wp-json\/wp\/v2\/pages\/3583\/revisions"}],"predecessor-version":[{"id":20974,"href":"https:\/\/2ndclass.deltapublications.in\/index.php\/wp-json\/wp\/v2\/pages\/3583\/revisions\/20974"}],"wp:attachment":[{"href":"https:\/\/2ndclass.deltapublications.in\/index.php\/wp-json\/wp\/v2\/media?parent=3583"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}