{"id":13620,"date":"2020-10-16T16:43:35","date_gmt":"2020-10-16T11:13:35","guid":{"rendered":"https:\/\/ncertsolutions.guru\/?p=13620"},"modified":"2020-10-16T16:43:35","modified_gmt":"2020-10-16T11:13:35","slug":"light-class-7-extra-questions","status":"publish","type":"post","link":"https:\/\/ncertsolutions.guru\/light-class-7-extra-questions\/","title":{"rendered":"Light Class 7 Extra Questions and Answers Science Chapter 15"},"content":{"rendered":"<p>Light Class 7 Extra Questions and Answers Science Chapter 15 PDF are solved by experts and will guide students in the right direction. Students can get how to tackle different questions easily by solving the <a href=\"https:\/\/ncertsolutions.guru\/extra-questions-for-class-7-science\/\">Extra Questions for Class 7 Science<\/a> Question bank on a regular basis.<\/p>\n<h2>Class 7 Science Chapter 15 Extra Questions and Answers Light<\/h2>\n<p><strong>Extra Questions for Class 7 Science Chapter 15 Light with Answers<\/strong><\/p>\n<h3>Light Class 7 Extra Questions Very Short Answer Type<\/h3>\n<p>Question 1.<br \/>\nWhat is the path travelled by light?<br \/>\nAnswer:<br \/>\nPath travelled by a light is a straight line.<\/p>\n<p><img loading=\"lazy\" src=\"https:\/\/i1.wp.com\/ncertsolutions.guru\/wp-content\/uploads\/2020\/05\/NCERT-Solutions.png?resize=180%2C18&#038;ssl=1\" alt=\"Light Class 7 Extra Questions and Answers Science Chapter 15\" width=\"180\" height=\"18\" data-recalc-dims=\"1\" \/><\/p>\n<p>Question 2.<br \/>\nWhat is reflection?<br \/>\nAnswer:<br \/>\nThe phenomenon of change of direction of light when it falls on a polished surface is called reflection.<\/p>\n<p>Question 3.<br \/>\nWhat makes objects visible to us?<br \/>\nAnswer:<br \/>\nObjects are visible to us only when light reflected from them reaches o.ur eyes.<\/p>\n<p>Question 4.<br \/>\nHow is the word \u2018AMBULANCE\u2019 written on an ambulance?<br \/>\nAnswer:<br \/>\nThe word \u2018AMBULANCE\u2019 is written laterally inverted on an ambulance. It appears as \u2018ONAJUBMA\u2019.<\/p>\n<p>Question 5.<br \/>\nA hollow rubber ball is cut. Which are its convex and concave surfaces?<br \/>\nAnswer:<br \/>\nThe inner surface of the cut ball is called concave and the outer surface is called convex.<br \/>\n<img loading=\"lazy\" class=\"alignnone size-full wp-image-13621\" src=\"https:\/\/i1.wp.com\/ncertsolutions.guru\/wp-content\/uploads\/2020\/10\/Light-Class-7-Extra-Questions-and-Answers-Science-Chapter-15-1.png?resize=272%2C181&#038;ssl=1\" alt=\"Light Class 7 Extra Questions and Answers Science Chapter 15 1\" width=\"272\" height=\"181\" data-recalc-dims=\"1\" \/><\/p>\n<h3>Light Class 7 Extra Questions Short Answer Type 1<\/h3>\n<p>Question 1.<br \/>\nDraw concave and convex mirrors.<br \/>\nAnswer:<br \/>\n<img loading=\"lazy\" class=\"alignnone size-full wp-image-13622\" src=\"https:\/\/i2.wp.com\/ncertsolutions.guru\/wp-content\/uploads\/2020\/10\/Light-Class-7-Extra-Questions-and-Answers-Science-Chapter-15-2.png?resize=201%2C189&#038;ssl=1\" alt=\"Light Class 7 Extra Questions and Answers Science Chapter 15 2\" width=\"201\" height=\"189\" data-recalc-dims=\"1\" \/><\/p>\n<p><img loading=\"lazy\" src=\"https:\/\/i1.wp.com\/ncertsolutions.guru\/wp-content\/uploads\/2020\/05\/NCERT-Solutions.png?resize=180%2C18&#038;ssl=1\" alt=\"Light Class 7 Extra Questions and Answers Science Chapter 15\" width=\"180\" height=\"18\" data-recalc-dims=\"1\" \/><\/p>\n<p>Question 2.<br \/>\nDraw convex and concave lens.<br \/>\nAnswer:<br \/>\n<img loading=\"lazy\" class=\"alignnone size-full wp-image-13623\" src=\"https:\/\/i1.wp.com\/ncertsolutions.guru\/wp-content\/uploads\/2020\/10\/Light-Class-7-Extra-Questions-and-Answers-Science-Chapter-15-3.png?resize=242%2C178&#038;ssl=1\" alt=\"Light Class 7 Extra Questions and Answers Science Chapter 15 3\" width=\"242\" height=\"178\" data-recalc-dims=\"1\" \/><\/p>\n<p>Question 3.<br \/>\nDraw real image formed by a convex lens.<br \/>\nAnswer:<br \/>\n<img loading=\"lazy\" class=\"alignnone size-full wp-image-13624\" src=\"https:\/\/i1.wp.com\/ncertsolutions.guru\/wp-content\/uploads\/2020\/10\/Light-Class-7-Extra-Questions-and-Answers-Science-Chapter-15-4.png?resize=381%2C321&#038;ssl=1\" alt=\"Light Class 7 Extra Questions and Answers Science Chapter 15 4\" width=\"381\" height=\"321\" srcset=\"https:\/\/i1.wp.com\/ncertsolutions.guru\/wp-content\/uploads\/2020\/10\/Light-Class-7-Extra-Questions-and-Answers-Science-Chapter-15-4.png?w=381&amp;ssl=1 381w, https:\/\/i1.wp.com\/ncertsolutions.guru\/wp-content\/uploads\/2020\/10\/Light-Class-7-Extra-Questions-and-Answers-Science-Chapter-15-4.png?resize=300%2C253&amp;ssl=1 300w\" sizes=\"(max-width: 381px) 100vw, 381px\" data-recalc-dims=\"1\" \/><\/p>\n<h3>Light Class 7 Extra Questions Short Answer Type 2<\/h3>\n<p>Question 1.<br \/>\nDraw real image formation by a concave mirror.<br \/>\nAnswer:<br \/>\n<img loading=\"lazy\" class=\"alignnone size-full wp-image-13625\" src=\"https:\/\/i1.wp.com\/ncertsolutions.guru\/wp-content\/uploads\/2020\/10\/Light-Class-7-Extra-Questions-and-Answers-Science-Chapter-15-5.png?resize=386%2C166&#038;ssl=1\" alt=\"Light Class 7 Extra Questions and Answers Science Chapter 15 5\" width=\"386\" height=\"166\" srcset=\"https:\/\/i1.wp.com\/ncertsolutions.guru\/wp-content\/uploads\/2020\/10\/Light-Class-7-Extra-Questions-and-Answers-Science-Chapter-15-5.png?w=386&amp;ssl=1 386w, https:\/\/i1.wp.com\/ncertsolutions.guru\/wp-content\/uploads\/2020\/10\/Light-Class-7-Extra-Questions-and-Answers-Science-Chapter-15-5.png?resize=300%2C129&amp;ssl=1 300w\" sizes=\"(max-width: 386px) 100vw, 386px\" data-recalc-dims=\"1\" \/><\/p>\n<p><img loading=\"lazy\" src=\"https:\/\/i1.wp.com\/ncertsolutions.guru\/wp-content\/uploads\/2020\/05\/NCERT-Solutions.png?resize=180%2C18&#038;ssl=1\" alt=\"Light Class 7 Extra Questions and Answers Science Chapter 15\" width=\"180\" height=\"18\" data-recalc-dims=\"1\" \/><\/p>\n<p>Question 2.<br \/>\nDraw image formation by a convex mirror.<br \/>\nAnswer:<br \/>\n<img loading=\"lazy\" class=\"alignnone size-full wp-image-13626\" src=\"https:\/\/i0.wp.com\/ncertsolutions.guru\/wp-content\/uploads\/2020\/10\/Light-Class-7-Extra-Questions-and-Answers-Science-Chapter-15-6.png?resize=275%2C199&#038;ssl=1\" alt=\"Light Class 7 Extra Questions and Answers Science Chapter 15 6\" width=\"275\" height=\"199\" data-recalc-dims=\"1\" \/><\/p>\n<p>Question 3.<br \/>\nDraw real image formed by a convex lens.<br \/>\nAnswer:<br \/>\n<img loading=\"lazy\" class=\"alignnone size-full wp-image-13627\" src=\"https:\/\/i0.wp.com\/ncertsolutions.guru\/wp-content\/uploads\/2020\/10\/Light-Class-7-Extra-Questions-and-Answers-Science-Chapter-15-7.png?resize=364%2C316&#038;ssl=1\" alt=\"Light Class 7 Extra Questions and Answers Science Chapter 15 7\" width=\"364\" height=\"316\" srcset=\"https:\/\/i0.wp.com\/ncertsolutions.guru\/wp-content\/uploads\/2020\/10\/Light-Class-7-Extra-Questions-and-Answers-Science-Chapter-15-7.png?w=364&amp;ssl=1 364w, https:\/\/i0.wp.com\/ncertsolutions.guru\/wp-content\/uploads\/2020\/10\/Light-Class-7-Extra-Questions-and-Answers-Science-Chapter-15-7.png?resize=300%2C260&amp;ssl=1 300w\" sizes=\"(max-width: 364px) 100vw, 364px\" data-recalc-dims=\"1\" \/><\/p>\n<p>Question 4.<br \/>\nDraw virtual image formed by a convex lens.<br \/>\nAnswer:<br \/>\n<img loading=\"lazy\" class=\"alignnone size-full wp-image-13628\" src=\"https:\/\/i1.wp.com\/ncertsolutions.guru\/wp-content\/uploads\/2020\/10\/Light-Class-7-Extra-Questions-and-Answers-Science-Chapter-15-8.png?resize=241%2C223&#038;ssl=1\" alt=\"Light Class 7 Extra Questions and Answers Science Chapter 15 8\" width=\"241\" height=\"223\" data-recalc-dims=\"1\" \/><\/p>\n<p><img loading=\"lazy\" src=\"https:\/\/i1.wp.com\/ncertsolutions.guru\/wp-content\/uploads\/2020\/05\/NCERT-Solutions.png?resize=180%2C18&#038;ssl=1\" alt=\"Light Class 7 Extra Questions and Answers Science Chapter 15\" width=\"180\" height=\"18\" data-recalc-dims=\"1\" \/><\/p>\n<h3>Light Class 7 Extra Questions Long Answer Type<\/h3>\n<p>Question 1.<br \/>\nHow will you show that mixing of seven colours, gives white colour.<br \/>\nAnswer:<br \/>\nA circular cardboard disc of about 10 cm diameter is taken. This disc is divided into seven segments. The seven rainbow colours are painted on these segments as shown in Fig. (a). A small hole is made at the centre of the disc. The disc is fitted loosely on the tip of a refill of a ball pen so that the disc rotates freely [(Fig. (6)]. The disc is rotated in the daylight. When the disc is rotated fast, the colours get mixed together and the disc appeals to be whitish.<br \/>\n<img loading=\"lazy\" class=\"alignnone size-full wp-image-13629\" src=\"https:\/\/i0.wp.com\/ncertsolutions.guru\/wp-content\/uploads\/2020\/10\/Light-Class-7-Extra-Questions-and-Answers-Science-Chapter-15-9.png?resize=472%2C305&#038;ssl=1\" alt=\"Light Class 7 Extra Questions and Answers Science Chapter 15 9\" width=\"472\" height=\"305\" srcset=\"https:\/\/i0.wp.com\/ncertsolutions.guru\/wp-content\/uploads\/2020\/10\/Light-Class-7-Extra-Questions-and-Answers-Science-Chapter-15-9.png?w=472&amp;ssl=1 472w, https:\/\/i0.wp.com\/ncertsolutions.guru\/wp-content\/uploads\/2020\/10\/Light-Class-7-Extra-Questions-and-Answers-Science-Chapter-15-9.png?resize=300%2C194&amp;ssl=1 300w\" sizes=\"(max-width: 472px) 100vw, 472px\" data-recalc-dims=\"1\" \/><\/p>\n<p>Hope the knowledge provided regarding the Light Class 7 Extra Questions and Answers has helped you to the possible extent. For more info feel free to reach us and we will guide you at the earliest possibility. Stay connected to our site to avail latest updates on Extra Questions for Various Classes instantly.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Light Class 7 Extra Questions and Answers Science Chapter 15 PDF are solved by experts and will guide students in the right direction. Students can get how to tackle different questions easily by solving the Extra Questions for Class 7 Science Question bank on a regular basis. Class 7 Science Chapter 15 Extra Questions and &hellip;<\/p>\n<p class=\"read-more\"> <a class=\"\" href=\"https:\/\/ncertsolutions.guru\/light-class-7-extra-questions\/\"> <span class=\"screen-reader-text\">Light Class 7 Extra Questions and Answers Science Chapter 15<\/span> Read More &raquo;<\/a><\/p>\n","protected":false},"author":9,"featured_media":0,"comment_status":"closed","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"spay_email":""},"categories":[9],"tags":[],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v16.7 - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>Light Class 7 Extra Questions and Answers Science Chapter 15 - NCERT Solutions<\/title>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/ncertsolutions.guru\/light-class-7-extra-questions\/\" \/>\n<meta property=\"og:locale\" content=\"en_US\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Light Class 7 Extra Questions and Answers Science Chapter 15 - NCERT Solutions\" \/>\n<meta property=\"og:description\" content=\"Light Class 7 Extra Questions and Answers Science Chapter 15 PDF are solved by experts and will guide students in the right direction. 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Students can get how to tackle different questions easily by solving the Extra Questions for Class 7 Science Question bank on a regular basis. 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