1) what is a calorie?

Which car has the most kinetic energy? a. a car of mass 1000 kg with a speed of 3 m/s b. a car of mass 2000 kg with speed 7 m/s c. a car of mass 1000 kg with speed 7 m/s d. a car of mass 2000 kg with speed 3 m/s

If jerome is swinging on a rope and transferring energy from gravitational potential energy to kinetic energy, is being done.

Explain what happens at the saturation point when adding salt to water at room temperature.