Question

wt do u mean by acceleration?​

Answer 1

Answer:

ACCELERATION- it is the measure of the change in the velocity of an object per unit time .

If the velocity of body decreases, the ACCELERATION is negative..

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Answer 2

Answer:

acceleration is rate of change of velocity and velocity is rate of change of speed.

for example, if a particle covers 10m in the first one second and 20 m in the second one second,

30 m in the third one second, then we say acceleration is 10 m/sec²