{"id":3939,"date":"2023-01-09T10:39:49","date_gmt":"2023-01-09T10:39:49","guid":{"rendered":"https:\/\/8thclass.deltapublications.in\/?page_id=3939"},"modified":"2024-12-31T09:39:22","modified_gmt":"2024-12-31T09:39:22","slug":"s-11-b-forces-are-due-to-an-interaction","status":"publish","type":"page","link":"https:\/\/8thclass.deltapublications.in\/index.php\/s-11-b-forces-are-due-to-an-interaction\/","title":{"rendered":"s-11.b Forces Are Due To An Interaction"},"content":{"rendered":"\n<h2 class=\"wp-block-heading has-text-align-center has-text-color has-huge-font-size\" style=\"color:#00056d;text-transform:uppercase\"><strong>Forces Are Due To An Interaction<\/strong><\/h2>\n\n\n<div class=\"wp-block-image\">\n<figure class=\"aligncenter size-full is-resized\"><img loading=\"lazy\" decoding=\"async\" width=\"300\" height=\"166\" src=\"https:\/\/8thclass.deltapublications.in\/wp-content\/uploads\/2023\/09\/image-33.png\" alt=\"\" class=\"wp-image-11800\" style=\"width:376px;height:auto\"\/><\/figure><\/div>\n\n\n<p class=\"has-text-color has-link-color has-huge-font-size wp-elements-c94a149b099fb3f23f355c7448aa9d47\" style=\"color:#74008b\"><strong>key notes:<\/strong><\/p>\n\n\n\n<p class=\"has-text-color has-link-color has-large-font-size wp-elements-25f644b5fac19c88a773eb00035d36bf\" style=\"color:#000060\"><strong>Definition of Force<\/strong>:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li class=\"has-large-font-size\">A <strong>force<\/strong> is a push or a pull that can change the motion of an object. Forces are measured in <strong>newtons (N)<\/strong>.<\/li>\n<\/ul>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity is-style-wide\"\/>\n\n\n\n<p class=\"has-text-color has-link-color has-large-font-size wp-elements-ed2715b4d8ef67b61c8c17e1d84a9abe\" style=\"color:#000060\"><strong>Interaction-Based Forces<\/strong>:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li class=\"has-large-font-size\">Forces are the result of an <strong>interaction<\/strong> between two objects. When objects interact, forces act between them.<\/li>\n\n\n\n<li class=\"has-large-font-size\"><strong>There are two types of interactions:<\/strong>\n<ul class=\"wp-block-list\">\n<li><strong>Contact forces<\/strong>: Forces that occur when objects are physically touching (e.g., friction, tension).<\/li>\n\n\n\n<li><strong>Non-contact forces<\/strong>: Forces that act at a distance without physical contact (e.g., gravitational force, magnetic force, electrostatic force).<\/li>\n<\/ul>\n<\/li>\n<\/ul>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity is-style-wide\"\/>\n\n\n\n<p class=\"has-text-color has-link-color has-large-font-size wp-elements-a5f6c976f6475e4bc9751014fd16fe87\" style=\"color:#000060\"><strong>Types of Forces<\/strong>:<\/p>\n\n\n\n<ul class=\"wp-block-list has-large-font-size\">\n<li><strong>Gravitational Force<\/strong>: A force of attraction between any two objects due to their mass.<\/li>\n\n\n\n<li><strong>Electromagnetic Force<\/strong>: This includes electric forces (between charged particles) and magnetic forces (between magnetic poles).<\/li>\n<\/ul>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity is-style-wide\"\/>\n\n\n\n<ul class=\"wp-block-list has-large-font-size\">\n<li class=\"has-text-color has-link-color wp-elements-4b59f1806ac4f3ddfc2ec805d3651597\" style=\"color:#000060\"><strong>Contact Forces<\/strong>:\n<ul class=\"wp-block-list\">\n<li><strong>Friction<\/strong>: The resistance to motion when two surfaces are in contact.<\/li>\n\n\n\n<li><strong>Tension<\/strong>: The force transmitted through a string, rope, or wire when it is pulled tight.<\/li>\n\n\n\n<li><strong>Normal Force<\/strong>: The support force exerted by a surface perpendicular to the object resting on it.<\/li>\n<\/ul>\n<\/li>\n<\/ul>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity is-style-wide\"\/>\n\n\n\n<p class=\"has-text-color has-link-color has-large-font-size wp-elements-fc5943d99f2b3f93d2be2df34ff6c2e1\" style=\"color:#000060\"><strong>Action and Reaction Forces (Newton&#8217;s Third Law)<\/strong>:<\/p>\n\n\n\n<ul class=\"wp-block-list has-large-font-size\">\n<li><strong>Newton&#8217;s Third Law of Motion<\/strong> states that for every action force, there is an equal and opposite reaction force.<\/li>\n\n\n\n<li>These forces always come in pairs: when one object exerts a force on another, the second object exerts an equal but opposite force on the first.<\/li>\n<\/ul>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity is-style-wide\"\/>\n\n\n\n<p class=\"has-text-color has-link-color has-large-font-size wp-elements-ac93b076f0d3d1887fc921df384882f2\" style=\"color:#000060\"><strong>Force and Motion<\/strong>:<\/p>\n\n\n\n<ul class=\"wp-block-list has-large-font-size\">\n<li>The force applied to an object can affect its <strong>motion<\/strong>. It can cause an object to start moving, stop, or change its direction.<\/li>\n\n\n\n<li><strong>Balanced Forces<\/strong>: When forces acting on an object are equal and opposite, they cancel each other out, and the object does not move.<\/li>\n\n\n\n<li><strong>Unbalanced Forces<\/strong>: When forces are unequal, they cause a change in the object&#8217;s motion (acceleration).<\/li>\n<\/ul>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity is-style-wide\"\/>\n\n\n\n<p class=\"has-text-color has-link-color has-large-font-size wp-elements-9b2d0d6ea99466f8f6c2a1f21de2997c\" style=\"color:#000060\"><strong>Examples of Force Interactions<\/strong>:<\/p>\n\n\n\n<ul class=\"wp-block-list has-large-font-size\">\n<li>A person pushing a box (contact force).<\/li>\n\n\n\n<li>Earth pulling an apple downward due to gravity (non-contact force).<\/li>\n\n\n\n<li>Two magnets attracting or repelling each other (electromagnetic interaction).<\/li>\n<\/ul>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity is-style-wide\"\/>\n\n\n\n<p class=\"has-text-color has-link-color has-large-font-size wp-elements-6ee8018b41fbd7c544662cd0e1ec879d\" style=\"color:#000060\"><strong>Units of Force<\/strong>:<\/p>\n\n\n\n<ul class=\"wp-block-list has-large-font-size\">\n<li>The unit of force is the <strong>newton (N)<\/strong>, named after Sir Isaac Newton.<\/li>\n\n\n\n<li>One newton is the force required to accelerate a one-kilogram mass by one meter per second squared.<\/li>\n<\/ul>\n\n\n\n<p class=\"has-text-color has-large-font-size\" style=\"color:#d90000\"><strong>Let&#8217;s practice!<\/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\/82626\/247\/318\"><img loading=\"lazy\" decoding=\"async\" width=\"500\" height=\"500\" src=\"https:\/\/8thclass.deltapublications.in\/wp-content\/uploads\/2023\/03\/Worksheet-1-2-103.png\" alt=\"\" class=\"wp-image-7832\" srcset=\"https:\/\/8thclass.deltapublications.in\/wp-content\/uploads\/2023\/03\/Worksheet-1-2-103.png 500w, https:\/\/8thclass.deltapublications.in\/wp-content\/uploads\/2023\/03\/Worksheet-1-2-103-300x300.png 300w, https:\/\/8thclass.deltapublications.in\/wp-content\/uploads\/2023\/03\/Worksheet-1-2-103-150x150.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\/81648\/846\/462\"><img loading=\"lazy\" decoding=\"async\" width=\"500\" height=\"500\" src=\"https:\/\/8thclass.deltapublications.in\/wp-content\/uploads\/2023\/03\/Worksheet-1-1-1-102.png\" alt=\"\" class=\"wp-image-7833\" srcset=\"https:\/\/8thclass.deltapublications.in\/wp-content\/uploads\/2023\/03\/Worksheet-1-1-1-102.png 500w, https:\/\/8thclass.deltapublications.in\/wp-content\/uploads\/2023\/03\/Worksheet-1-1-1-102-300x300.png 300w, https:\/\/8thclass.deltapublications.in\/wp-content\/uploads\/2023\/03\/Worksheet-1-1-1-102-150x150.png 150w\" sizes=\"auto, (max-width: 500px) 100vw, 500px\" \/><\/a><\/figure>\n<\/div>\n<\/div>\n","protected":false},"excerpt":{"rendered":"<p>Forces Are Due To An Interaction key notes: Definition of Force: Interaction-Based Forces: Types of Forces: Action and Reaction Forces (Newton&#8217;s Third Law): Force and Motion: Examples of Force Interactions: Units of Force: Let&#8217;s practice!<\/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-3939","page","type-page","status-publish","hentry","entry"],"aioseo_notices":[],"_hostinger_reach_plugin_has_subscription_block":false,"_hostinger_reach_plugin_is_elementor":false,"_links":{"self":[{"href":"https:\/\/8thclass.deltapublications.in\/index.php\/wp-json\/wp\/v2\/pages\/3939","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/8thclass.deltapublications.in\/index.php\/wp-json\/wp\/v2\/pages"}],"about":[{"href":"https:\/\/8thclass.deltapublications.in\/index.php\/wp-json\/wp\/v2\/types\/page"}],"author":[{"embeddable":true,"href":"https:\/\/8thclass.deltapublications.in\/index.php\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/8thclass.deltapublications.in\/index.php\/wp-json\/wp\/v2\/comments?post=3939"}],"version-history":[{"count":17,"href":"https:\/\/8thclass.deltapublications.in\/index.php\/wp-json\/wp\/v2\/pages\/3939\/revisions"}],"predecessor-version":[{"id":19574,"href":"https:\/\/8thclass.deltapublications.in\/index.php\/wp-json\/wp\/v2\/pages\/3939\/revisions\/19574"}],"wp:attachment":[{"href":"https:\/\/8thclass.deltapublications.in\/index.php\/wp-json\/wp\/v2\/media?parent=3939"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}