Q21 of 25 Page 101

Explain why we always see the same side of moon.

The moon do not emit light of its own instead reflects the light coming from the Sun. As the moon rotates on its orbital axis with the same rate with which it revolves around the Earth, we are only able to see one side of the moon always.


More from this chapter

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19

Suppose the moon emits light of its own. Would it still have phases? Justify your answer.

 20

Fig. 17.6 shows comets without their tail. Show the tails of the comets at position A, B, and C. In which position will the tail be longest?


 22

Look at Fig. 17.7 carefully and answer the following question:

(a) In which part of the sky would you see the full moon in the evening?


(b) In which part of the sky would you see the crescent moon in the evening?



 23

Write the names of all planets in Fig. 17.8.