What is the kinetic energy of a 10kg object that is moving with a speed of 60m/s.

The sun generates both mechanical and electromagnetic waves. which statement about those wave is true?

An object resting on a table weighs 100 n. with what force is the object pushing on the table? with what force is the table pushing on the object? explain how you got your answer.

How much energy must a refrigerator absorb from 225 g of water so that the temperature of the water will drop from 35°c to 5°c