Chapter 8

NCERT
Class 9
Science
Solutions
1. Which of the following has more inertia: (A)a rubber ball and a stone of the same size? (B)a bicycle and a train? (C)a five rupees coin and a one-rupee coin?

Question:

Which of the following has more inertia:

(A)a rubber ball and a stone of the same size?

(B)a bicycle and a train?

(C)a five rupees coin and a one-rupee coin?

Answer:

(a) A stone has more inertia than a rubber ball.

(b) A Train has more inertia than a bicycle.

(c) A five rupees coin has more inertia than a one rupee coin.

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