Did changing the angle of the incline affect the following parameters?
1 final velocity of ball 2 work 3 initial potential energy 4 final kinetic energy

Which changes of state do the labels represent? a: b: c:

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

What are the north and south poles of a solenoid change with?