Answer:
In a collision, the velocity change is always computed by subtracting the initial velocity value from the final velocity value. If an object is moving in one direction before a collision and rebounds or somehow changes direction, then its velocity after the collision has the opposite direction as before.
Explanation:
<span>the scientists want the probe to stop immediately and move at constant velocity.
HAPPY VALENTINES </span>
Your brother would be described as a speeder.
