Question

A change in _____ indicates the acceleration of an object.

Answer 1

Velocity is your answer (:

Answer 2

The answer is Velocity. A change in velocity it indicates the acceleration of an object. Velocity is the displacement of an object during a specific unit of time. It had 2 measurements are needed to determine velocity. You can also used displacement, and by the time. Displacement it includes a direction, so velocity also includes a direction. Speed with direction. Velocity can be an average velocity or an instantaneous velocity. You can also used a speed formula are: 
$s=\frac{d}{t}$. Here the picture of velocity.

Hope it helped you, and have a great day. 

-Charlie

Thank you so much!!!!!!!