Q12 of 25 Page 99

In the picture of rotating earth given as Fig. 17.3 mark the position of pole star.


The pole star is always situated at the northern end of the axis of rotation of the Earth. So the given diagram represents the position of the pole star for the above given diagram.


More from this chapter

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10

State whether the following statements are ‘True’ or ‘False’.

(a) The planet nearest to us is Jupiter.


(b) All the stars are at the same distance from us.


(c) The planets do not emit light of their own.


(d) The planets keep changing their position with respect to stars.


(e) The planet Venus appears in the eastern sky before sunrise.


(f) The plane in which the earth revolves around the sun is called equatorial plane of earth.


 11

John saw full moon on a particular day. After how many days will he be able to see the full moon again?

 13

In the given Fig. 17.4 out of the positions A,B,C and D which will indicate the position of the sun? Draw the sun at the appropriate position.


 14

In Fig. 17.5 mark the arrows (←), (→), (↓), or (↑) to show the direction of sunlight.