Science Class 9 Gravitation

Asked by GIANSH GUPTA KHUNDKER · BIRLA BRAINIACS

As a skydiver falls through the air, before reaching terminal velocity, what happens to their acceleration?

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Answer: B. It decreases

As speed increases, air resistance increases. The resultant downward force (weight minus air resistance) decreases, so the acceleration decreases until it becomes zero at terminal velocity.

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