Which of these examples has the most kinetic energy? a. a fully charged car battery b. a cat just before it pounces c. a skydiver floating down on a parachute d. a car pointing down hill with its parking brake on

When a spring is compressed, the energy changes from kinetic to potential. which best describes what is causing this change? work power gravitational energy chemical energy

Determine the age of a fossil if it had only one eighth of its original carbon-14 content remaining?

Aclarinetist, setting out for a performance, grabs his 3.350 kg clarinet case (including the clarinet) from the top of the piano and carries it through the air with an upward force of 24.65 n. find the case's vertical acceleration. indicate an upward acceleration as positive and a downward one as negative.