When the velocity and acceleration of an object have opposite signs, the speed of the object increases.

Name: When the velocity and acceleration of an object have opposite signs, the speed of the object increases.
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Quizplus · Accepted Answer

When the velocity and acceleration of an object have opposite signs, the speed of the object decreases. This is because the acceleration is acting against the direction of motion, slowing down the object. When they have the same sign, the speed increases.

When the Velocity and Acceleration of an Object Have Opposite