could you help with these questions? there is a video that goes with them. https://classlink. discoveryeducation. com/learn/videos/c213b666-0d7d-4aa2 -8276-05c8dd61961c/

Ababy stroller is a rest on top of a hill which is 10 m high. the stroller and baby have a mass of 20 kg. what is the potential energy of the baby and stroller?

In a system, when potential energy decreases, then entropy also decreases. true false

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