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Ch 2 Lesson 2 vocab
Term | Definition |
---|---|
Force | A push or pull |
contact force | A push or pull applied by one object to another that is touching it |
noncontact force | A force that pushes or pulls an object without touching it |
Friction | Is a contact force that resists the sliding motion between two objects that are touching |
Gravity | is a noncontact attractive force that exists between all objects that have mass |
balanced forces | when the net forces on an object is 0 the forces |
unbalanced forces | when the net force acting on the object is not 0, the forces acting on the object |