Energy

4. An interaction between 2 objects that physically come in contact with each other.
5. Newton's second law says you need a larger ________ to move a larger mass.
7. Potential energy is energy that is _______
9. A force that resists motion
11. The ability to do work.
13. The amount of matter (weight) in an object
14. Kinetic energy is energy of _______

1. Newton's third law says for every action there is an equal and ______________ reaction.
2. An object that speeds up, slows down or changes direction is _______________
3. Just like energy in a system, momentum is _____________ during a collision
6. An amount that shows the speed of an object and its direction
8. The force or speed of movement of an object
10. Newton's first law is known as the law of _______
12. the force by which a planet or other body draws objects toward its center.