Across
- 1. a measure of the change in velocity during a period of time
- 5. law an object in motion will stay in motion, and an object at rest will stay at rest unless acted upon by a force
- 6. a force that resists the sliding motion of two surfaces that are touching
- 7. a push or a pull on an object
- 8. a simple model to understand systems of objects with any amount of applied forces
Down
- 2. a push or a pull on one object by another object that is touching it
- 3. the sum of all the forces acting on an object
- 4. the acceleration of an object equals the net force divided by the object's mass