9. Which of the following is not a true statement? A. The mechanical energy of an object is less than the kinetic energy of the object.
B. The mechanical energy of an object is greater than the potential energy of an object.
C. The kinetic energy of an object is the same as the potential energy of an object.

Aballoon is rising vertically upwards at a velocity of 10m/s. when it is at a height of 45m from the ground, a parachute bails out from it. after 3s he opens his parachute and decelerates ata a constant rate 5m/s.when. (a) what was the height of the parachutist above the ground when he opened his parachute? (b)how far is the parachutist from the balloon at t=3s? (c)with what velocity does the parachutist hit the ground? (d)after how long does the parachutist hit the ground after his exist from the balloon?

Complete the sentence to describe the law of conservation of energy. the law of conservation of energy states that energy cannot be created

Which of the following describes how a microwave heats food