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15. Light-Additional Questions Science Class 7 In English
Last Updated : 06 March 2026
Explore science Solutions for Class 7 Chapter 15. Light Topic Additional Questions in English medium.
15. Light-Additional Questions Science Class 7 In English
Last Updated : 06 March 2026
15. Light-Additional Questions Science Class 7 In English
15. Light
Additional Questions
Additional Questions:
Ques: Why is this suggested that we should not look directly toward the sun or its image?
Ans: Never look directly towards the sun or its image as it may damage your eyes. You may look at the image of the sun when it is thrown on a screen or a wall.
Ques: Why are convex mirror used mainly in vehicles as side mirror?
Ans: Convex mirrors can form images of objects spread over a large area. So, these help the drivers to see the traffic behind them.
Ques: Write three uses of concave mirrors?
Ans: Uses of concave mirrors.
(i) it is used by ENT doctors to see the ears, nose and throat and reflect the light.
(ii) The dentist uses it to get enlarge image of teeth.
(iii) The reflectors of torches, headlights of cars and scooters are concave in shape.
Ques: Write the differences between convex and concave lens.
Ans: The differences between convex and concave lens.
convex lens:
(i) It feels thicker in the middle than at the edges.
(ii) A convex lens converges (bends inward) the light.
(iii) It forms real and inverted images.
concave lens:
(i) It feels thinner in the middle than at the edges.
(ii) A concave lens diverges (bends outward) the light.
(iii) It forms virtual and erect images.
Ques: Why is word “AMBULANCE” written strangely on Ambulance?
Ans: When the driver of a vehicle ahead of an ambulance looks in
her/his rear view mirror, s/he can read ‘AMBULANCE’ written on it and give way to it.
Ques: What is Newton’s Disk?
Ans: When seven colours of rainbow pasting on the disk in their order rotates in daylight it seems white. Such disk is generally known as Newton’s disk.
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NCERT Solutions for Class 7 science Chapter 15. Light Topic Additional Questions
NCERT Solutions for Class 7 science Chapter 15. Light Topic Additional Questions are prepared to help students understand important concepts of the chapter in a simple and clear manner. These solutions are based on the latest CBSE syllabus and follow the official NCERT textbooks. Students who are searching for accurate answers and step-by-step explanations can use these solutions to improve their learning and prepare better for school exams as well as board examinations.
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About Chapter 15. Light of Class 7 science
Chapter 15. Light is an important part of the Class 7 science syllabus. This chapter explains several key concepts which are essential for understanding the subject in detail. Students often face difficulties while solving textbook questions related to this chapter. That is why NCERT Solutions for Chapter 15. Light are provided to explain every concept in a simple and structured way.
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Understanding Topic: Additional Questions
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Conclusion
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15. Light-Additional Questions Science Class 7 In English
Hindi Medium Students/Teachers/Tutors:
All Chapters science Class 7
Class Wise NCERT Solutions
Students can find NCERT Solutions for Class 6, Class 7, Class 8, Class 9, Class 10, Class 11, and Class 12 on this page. Each class includes detailed solutions for important subjects such as Science, Mathematics, Social Science, English, and Hindi. These solutions are carefully prepared to ensure accuracy and clarity.
- NCERT Solutions for Classes 6 to 8 – Ideal for building strong basic concepts.
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- NCERT Solutions for Classes 11 and 12 – Important for advanced concepts and competitive exams.
15. Light-Additional Questions Science Class 7 In English Study Materials For Class 6 to 12
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