Q1 of 13 Page 13

Answer the following question.

What is meant by the 'rotation' of planets?

Rotation is when a planet spins on its axis. The axis is an Fixed imaginary line passing from center of planet. For e.g. Earth completes one complete rotation in 24 hours.

The Rotation of a planet has been shown in the figure



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1

Answer the following question.

What is the special feature of Venus?

 1

Answer the following question.

Why is Mars called the Red Planet?

 2

Give reasons.

We only see one side of the moon.

 2

Give reasons.

Planets do not collide into one another.