{"id":3935,"date":"2023-01-09T10:50:46","date_gmt":"2023-01-09T10:50:46","guid":{"rendered":"https:\/\/7thclass.deltapublications.in\/?page_id=3935"},"modified":"2024-11-22T05:47:00","modified_gmt":"2024-11-22T05:47:00","slug":"s-15-b-reflection-of-light","status":"publish","type":"page","link":"https:\/\/7thclass.deltapublications.in\/index.php\/s-15-b-reflection-of-light\/","title":{"rendered":"S-15.b Reflection Of Light"},"content":{"rendered":"\n<h2 class=\"wp-block-heading has-text-align-center has-text-color\" style=\"color:#00056d;text-transform:uppercase\">Reflection Of Light<\/h2>\n\n\n\n<p class=\"has-text-color has-huge-font-size\" style=\"color:#74008b\">Key Notes :<\/p>\n\n\n\n<p class=\"has-text-color has-large-font-size\" style=\"color:#aa1414\"><strong>Reflection of Light<\/strong><\/p>\n\n\n<div class=\"wp-block-image\">\n<figure class=\"aligncenter size-full is-resized\"><img loading=\"lazy\" decoding=\"async\" width=\"512\" height=\"384\" src=\"https:\/\/7thclass.deltapublications.in\/wp-content\/uploads\/2023\/09\/image-30.png\" alt=\"\" class=\"wp-image-9449\" style=\"aspect-ratio:1.3333333333333333;width:653px;height:auto\" srcset=\"https:\/\/7thclass.deltapublications.in\/wp-content\/uploads\/2023\/09\/image-30.png 512w, https:\/\/7thclass.deltapublications.in\/wp-content\/uploads\/2023\/09\/image-30-300x225.png 300w\" sizes=\"auto, (max-width: 512px) 100vw, 512px\" \/><\/figure><\/div>\n\n\n<p class=\"has-large-font-size\"><strong>Introduction to Reflection:<\/strong><\/p>\n\n\n\n<ul class=\"wp-block-list has-large-font-size\">\n<li>Reflection is the process by which light bounces back after striking a surface.<\/li>\n\n\n\n<li>It plays a crucial role in our daily lives, helping us see objects around us.<\/li>\n<\/ul>\n\n\n\n<p class=\"has-large-font-size\"><strong>Laws of Reflection:<\/strong><\/p>\n\n\n\n<ol class=\"wp-block-list has-large-font-size\">\n<li><strong>The Incident Ray:<\/strong> The ray of light that approaches a surface is called the &#8220;incident ray.&#8221; It travels toward the reflecting surface.<\/li>\n\n\n\n<li><strong>The Reflected Ray:<\/strong> The ray of light that bounces off the surface is called the &#8220;reflected ray.&#8221; It moves away from the reflecting surface.<\/li>\n\n\n\n<li><strong>The Normal Line:<\/strong> The &#8220;normal line&#8221; is an imaginary line that is perpendicular to the surface at the point where the incident ray strikes it.<\/li>\n\n\n\n<li><strong>Angle of Incidence (i):<\/strong> The angle between the incident ray and the normal line is called the &#8220;angle of incidence&#8221; (i).<\/li>\n\n\n\n<li><strong>Angle of Reflection (r):<\/strong> The angle between the reflected ray and the normal line is called the &#8220;angle of reflection&#8221; (r).<\/li>\n<\/ol>\n\n\n\n<p class=\"has-large-font-size\"><strong>Laws of Reflection:<\/strong><\/p>\n\n\n\n<ul class=\"wp-block-list has-large-font-size\">\n<li>The angle of incidence (i) is equal to the angle of reflection (r): i = r.<\/li>\n\n\n\n<li>The incident ray, the reflected ray, and the normal line all lie in the same plane.<\/li>\n<\/ul>\n\n\n\n<p class=\"has-large-font-size\"><strong>Regular and Irregular Reflection:<\/strong><\/p>\n\n\n\n<ul class=\"wp-block-list has-large-font-size\">\n<li>Regular reflection occurs when a smooth and polished surface reflects light uniformly, like a mirror. It forms clear and sharp images.<\/li>\n\n\n\n<li>Irregular reflection happens when a rough or uneven surface reflects light in various directions, like most everyday objects. It doesn&#8217;t produce clear images.<\/li>\n<\/ul>\n\n\n\n<p class=\"has-large-font-size\"><strong>Mirror Reflection:<\/strong><\/p>\n\n\n\n<ul class=\"wp-block-list has-large-font-size\">\n<li>Mirrors are designed for regular reflection.<\/li>\n\n\n\n<li>Plane mirrors produce virtual, upright, and laterally inverted images of objects.<\/li>\n<\/ul>\n\n\n\n<p class=\"has-large-font-size\"><strong>Uses of Reflection:<\/strong><\/p>\n\n\n\n<ul class=\"wp-block-list has-large-font-size\">\n<li>Mirrors are used in daily life for grooming, driving, and in optical devices like telescopes and microscopes.<\/li>\n\n\n\n<li>Reflectors on roads and vehicles enhance visibility at night.<\/li>\n<\/ul>\n\n\n\n<p class=\"has-large-font-size\"><strong>Application in Vision:<\/strong><\/p>\n\n\n\n<ul class=\"wp-block-list has-large-font-size\">\n<li>Our eyes use reflection to see objects. Light reflects off objects, enters our eyes, and forms images on our retinas, allowing us to see.<\/li>\n<\/ul>\n\n\n\n<p class=\"has-large-font-size\"><strong>Conclusion:<\/strong><\/p>\n\n\n\n<ul class=\"wp-block-list has-large-font-size\">\n<li>Reflection of light is a fundamental phenomenon that helps us perceive the world around us.<\/li>\n\n\n\n<li>Understanding the laws of reflection is essential for various practical applications and our understanding of vision.<\/li>\n<\/ul>\n\n\n\n<p class=\"has-text-color\" style=\"color:#a90e0e\"><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\/82460\/317\/195\"><img loading=\"lazy\" decoding=\"async\" width=\"500\" height=\"500\" src=\"https:\/\/7thclass.deltapublications.in\/wp-content\/uploads\/2023\/03\/Worksheet-1-3-73.png\" alt=\"\" class=\"wp-image-6066\" srcset=\"https:\/\/7thclass.deltapublications.in\/wp-content\/uploads\/2023\/03\/Worksheet-1-3-73.png 500w, https:\/\/7thclass.deltapublications.in\/wp-content\/uploads\/2023\/03\/Worksheet-1-3-73-300x300.png 300w, https:\/\/7thclass.deltapublications.in\/wp-content\/uploads\/2023\/03\/Worksheet-1-3-73-150x150.png 150w, https:\/\/7thclass.deltapublications.in\/wp-content\/uploads\/2023\/03\/Worksheet-1-3-73-400x400.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\/81732\/698\/406\"><img loading=\"lazy\" decoding=\"async\" width=\"500\" height=\"500\" src=\"https:\/\/7thclass.deltapublications.in\/wp-content\/uploads\/2023\/03\/Worksheet-1-1-2-68.png\" alt=\"\" class=\"wp-image-6067\" srcset=\"https:\/\/7thclass.deltapublications.in\/wp-content\/uploads\/2023\/03\/Worksheet-1-1-2-68.png 500w, https:\/\/7thclass.deltapublications.in\/wp-content\/uploads\/2023\/03\/Worksheet-1-1-2-68-300x300.png 300w, https:\/\/7thclass.deltapublications.in\/wp-content\/uploads\/2023\/03\/Worksheet-1-1-2-68-150x150.png 150w, https:\/\/7thclass.deltapublications.in\/wp-content\/uploads\/2023\/03\/Worksheet-1-1-2-68-400x400.png 400w\" sizes=\"auto, (max-width: 500px) 100vw, 500px\" \/><\/a><\/figure>\n<\/div>\n<\/div>\n","protected":false},"excerpt":{"rendered":"<p>Reflection Of Light Key Notes : Reflection of Light Introduction to Reflection: Laws of Reflection: Laws of Reflection: Regular and Irregular Reflection: Mirror Reflection: Uses of Reflection: Application in Vision: Conclusion: 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,"footnotes":""},"class_list":["post-3935","page","type-page","status-publish","hentry","entry"],"aioseo_notices":[],"_links":{"self":[{"href":"https:\/\/7thclass.deltapublications.in\/index.php\/wp-json\/wp\/v2\/pages\/3935","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/7thclass.deltapublications.in\/index.php\/wp-json\/wp\/v2\/pages"}],"about":[{"href":"https:\/\/7thclass.deltapublications.in\/index.php\/wp-json\/wp\/v2\/types\/page"}],"author":[{"embeddable":true,"href":"https:\/\/7thclass.deltapublications.in\/index.php\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/7thclass.deltapublications.in\/index.php\/wp-json\/wp\/v2\/comments?post=3935"}],"version-history":[{"count":10,"href":"https:\/\/7thclass.deltapublications.in\/index.php\/wp-json\/wp\/v2\/pages\/3935\/revisions"}],"predecessor-version":[{"id":15055,"href":"https:\/\/7thclass.deltapublications.in\/index.php\/wp-json\/wp\/v2\/pages\/3935\/revisions\/15055"}],"wp:attachment":[{"href":"https:\/\/7thclass.deltapublications.in\/index.php\/wp-json\/wp\/v2\/media?parent=3935"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}