Please Help! Which of the following has kinetic energy? A compressed spring
An arrow shot from a bow
Water in a reservoir at a hill top
A monkey hanging from a tree

How does decreasing the gas volume affect the pressure of a gas?

Apiece of copper has a temperature of 75.6 0c. when the metal is placed in 100.0 grams of water at 19.1 0c, the temperature rises by 5.5 0c. what is the mass of the metal?

Ajet plane is speeding down the runway during takeoff. air resistance is not negligible. identify the forces on the jet.