Question

when do you think that an object has a negative acceleration​

Answer 1

Answer:

Retardation

Explanation:

When Negative acceleration occurs it means you're applying break and this whole process is known as retardation.

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Answer 2

Answer:

When we apply brakes and the car was initially moving with positive velocity i.e. accelerating or with constant velocity , if the speed of car starts to slow down, the acceleration vector becomes negative we say that the object has negative

acceleration. This is also known as deceleration.

Explanation:

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