Displacement, Velocity, and Acceleration

AP Physics 1· difficulty 2/5

An object has a positive velocity and a negative acceleration. Which statement is true?

  • A

    It is speeding up.

  • B

    It is reversing direction.

  • C

    Its velocity is constant.

  • D

    It is slowing down.

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Explanation

When velocity and acceleration have <strong>opposite</strong> signs, the object is decelerating (slowing down).

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