Hot-water-at-a-temperature-of-t-is- added-to-twice-the-amount-of-water- at-a-temperature-of-3-°c-if-the-res ultinqg-temperature-of-the-mixture- is-50-°c-how-would-one-calculate-t

What is relative velocity? in which condition is relative velocity known by adding the velocity of the first body and that of the second body

A1,700kg car is being used to give a 1,400kg car a push start by exerting a force of 140n the impulse on the smaller car during the 30.0s of contact is +670kg*m/s. what is the impulse of the smaller car on the larger car? -814 kg*m/s 0kg *m/s -670kg*m/s -550kg*m/s

Why is the energy that results from a roller coaster's position at the top of a hill referred to as potential energy?