D. an outside or unbalanced force acts upon the object.
Your kinetic energy goes down and your potential energy rises. This happens till you reach the top or start falling, in which the opposite happens. Hope this helps!
<span>¿Qué estás pidiendo en esta situación. Hay entornos de diferencia de los animales. Algunos viven en entornos de tundra, otra veraniega en vivo, ambientes cálidos.</span>
Answer:
Explanation:
The relative velocity can be calculated by means of the difference between vector B minus vector A.