Where does energy go when an object hits the ground?

So who am i? I mean reall who am i

Solar cells convert the energy of incoming light to electric energy; a good quality cell operates at an efficiency of 15%. Each person in the United States uses energy (for lighting, heating, transportation, etc.) at an average rate of 11 kW.

A person stands 6.00 m from a speaker and 8.00 m from an identical speaker. What is the frequency of the second (n=2) interference minimum (destructive) ? (unit=Hz) ?

Which of the following changes would make a heat engine less efficient? A. A decrease in its exhaust temperature B. A decrease in entropy C. An increase in work done D. A decrease in its operating temperature

A stone is falling freely from rest and the total distance covered by it in the last second of its motion equals the distance covered by it in the first 3 seconds of its motion. How long does the stone remain in air?

Use the drop down menus to complete each sentence the force applied to the physics cart is manipulated. This is the BLANK variable. The cart accelerated due to the force applied to the cart.

A car travels at 40km/hr for 2 hours and at 55 km/hr for 2 hours. How far has the car traveled? What is its average velocity?

The comparison of work output to work input is called the mechanical. advantage ... a. true. b. false

Bob, Jill, Kim, and Steve measure an object's length, density, mass, and brightness, respectively. Which student must derive a unit of measurement? A. Bob B. Jill C. Kim D. Steve

Scientist have changed the model of the atom. what experimental evidence led them to change from the previous model.