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MCQ General Science Chapter 17 Class 7 Maharashtra Board

MCQ For All Chapters – General Science Class 7

Effects of Light

1. What is a total lunar eclipse?

Question 1 of 20

2. Can you watch a lunar eclipse with the naked eye?

Question 2 of 20

3. What is an occultation?

Question 3 of 20

4. What is a zero shadow day?

Question 4 of 20

5. Where can a zero shadow day be observed?

Question 5 of 20

6. What causes the Earth to appear bluish from space?

Question 6 of 20

7. What happens if too many milk drops are added in the scattering experiment?

Question 7 of 20

8. What type of shadow is formed by a point source?

Question 8 of 20

9. Why is a penumbra not seen with a point source?

Question 9 of 20

10. What is scattering of light?

Question 10 of 20

11. What is seen from the front in the scattering experiment with turbid water?

Question 11 of 20

12. Why do we see dust particles in a beam of sunlight?

Question 12 of 20

13. What should be used to safely watch a solar eclipse?

Question 13 of 20

14. What type of eclipse involves the Earth’s shadow?

Question 14 of 20

15. What happens to the shadow size as the screen moves further from a big ball?

Question 15 of 20

16. Why can we read in the shade?

Question 16 of 20

17. What is an extended source of light?

Question 17 of 20

18. What natural phenomenon involves the Sun, Moon, and Earth in a straight line?

Question 18 of 20

19. Why does the sky show various colors at sunrise?

Question 19 of 20

20. What is a common superstition mentioned about eclipses?

Question 20 of 20


 

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