Answer and we are D A T I N G this is for ppl to get points

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

Write down two additional questions about earth's magnetic field that will make your presentation more informative.

How can you increase the strength of an electromagnet?