Acceleration is a vector quantity which is defined as the rate at which an object changes its velocity. An object is accelerating if it is changing its velocity. An object accelerates when its velocity changes as a result of increasing speed, decreasing speed, or a change in direction.
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Answer:
B. direct is changed
Explanation:
Acceleration is a vector quantity which is defined as the rate at which an object changes its velocity. An object is accelerating if it is changing its velocity. An object accelerates when its velocity changes as a result of increasing speed, decreasing speed, or a change in direction.