What happens to energy when it is used

Does an athlete do work on a trophy as she lifts it overhead

When two vectors sum to zero how must they be related?

How does the Law of Conservation of Energy impact the amount of energy that is available on our planet?

A coconut fell from a tree. it fell a distance of 38m. how long was the coconut falling?

Which of the following layers in Uranus' atmosphere is the densest part? Stratosphere Troposphere Thermosphere Uranus does not have a dense atmosphere.

Charlotte, a 60.0-kg skin diver, shoots a 2.0-kg spear with a speed of 15 m/s at a fish who darts quickly away without getting hit.

All objects are attracted to each other by the force of a. weight. b. mass. c. inertia. d. gravity.

landslides and mudslides caused by lava flows are ___ deadly than the lava flow itself. a. more b. less

3. How is electric potential different than electric potential energy?

Ethan pushes a wooden box across a carpet floor then he pushes the same box across a smooth marble floor why does Ethan find it easier to push the box on the marble floor than carpet floor