| A | B |
| Newton's 1st Law | objects remain at rest until acted upon |
| Newton's 2nd Law | object will accelerate in the direction of the force applied |
| Newton's 3rd Law | states equal and opposite reactions |
| Force | a push or pull on an object |
| Inertia | tendency of an object to resist change in motion |
| Momentum | a measure of how difficult it is to stop a moving object |
| Friction | rubbing force that acts against the motion between two surfaces |
| Velocity (Speed) | how fast you are going |
| Acceleration | change in speed OR direction |
| Gravity | force that pulls all objects toward the earth |