| Term | Definition |
|---|---|
| Force | any push or pull on an object. |
| Contact Force | a force that is applied when two objects touch |
| Noncontact Force | a force that one object can apply to another object without touching one another. |
| Net Force | the combination of all forces acting on an object |
| Balanced Force | forces that DO NOT cancel each other out and that cause an object to change its motion. |
| Unbalanced Force | forces that act together on an object without changing its motion. |
