Question

what is acceleration ?

this question is only for 9th class students no spam please.​

Answer 1

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Class 9 Physics Motion. Acceleration.

Acceleration: It is a measure of the change in the velocity of an object per unit time. Acceleration can be caused either by change in direction of motion or change in speed or both.

Answer 2

Explanation:

the rate in change of initial and final velocity is known as acceleration.

i have complete my 9th class last year so i known that this is from 8th chapter