What is the term for the change in velocity of an object per unit time?
A
Acceleration
B
Speed
C
Momentum
D
Displacement
Correct Answer: Option A — Acceleration
Explanation:
Acceleration measures the rate of change of an object's velocity over time, whether the object speeds up, slows down, or changes direction. ...
Acceleration measures the rate of change of an object's velocity over time, whether the object speeds up, slows down, or changes direction. It is a vector quantity, calculated as change in velocity divided by time.