Science, asked by ggganuraj, 1 month ago

Define acceleration. Is it a scalar or vector quantity? What is the diffe
between acceleration and retardation?
OR
Define average speed. A car moving in a straight road covers 150m
seconds and next 150m in 20s. What is the average speed of the car?​

Answers

Answered by kingslint
2

Answer:

Acceleration: Acceleration is defined as the change in velocity per unit of time. Again, note that both acceleration and velocity are vector quantities. Speed that is the magnitude of velocity is a scalar quantity.

Explanation:

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