Light Class 7 Worksheet Science Chapter 13

Q.1. True/False
(i) We can obtain an enlarged and erect image by a convex mirror.
(ii) A concave lens always form a virtual image.
(iii) We can obtain a real, enlarged and inverted image by a concave mirror.
(iv) A real image cannot be obtained on a screen.
(v) A concave mirror always form a real image.
(vi) In the mirror the right appears left and the left appears right.

Q.2. Fill in the blanks.
(i) An image that cannot be obtained on a screen is called ____.
(ii) Image formed by a convex ____ is always virtual and smaller in size.
(iii) An image formed by a ____ mirror is always of the same size as that of the object.
(iv) An image which can be obtained on a screen is called a ____ image.
(v) An image formed by a concave ____ cannot be obtained on a screen.
(vi) A virtual image larger than the object can be produced by a _____.

Q.3. Give an example of a curved mirror.

Q.4. What is real image?

Q.5. What is convex mirror?

Q.6. What makes things visible to us?

Q.7. What kind of image is formed by concave lens?

Q.8. What are the two types of spherical mirror?

Q.9. Write some uses of lenses.

Q.10. What happens when light falls on a polished or a shiny surface?

Q.11. What is diverging lens?

Q.12. What is reflection of light?

Q.13. Why we are not able to see the candle flame through a bent pipe?

Q.14. What type of image does the outer side of a spoon show?

Q.15. What is the nature of the image formed by a convex mirror?

Q.16. What is concave mirror?

Q.17. How can we change the path of light?

Q.18. What happens when light falls on a mirror?

Q.19. When does rainbow appear in the sky?

Q.20. Why are concave and convex mirrors called spherical mirrors?

You can find Worksheets Solutions here: Worksheet Solutions: Light