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Unit 4
Forces Notes
Term | Definition |
---|---|
force | a push or a pull. |
net force | the combination of all the forces acting on an object. |
Inertia | the tendency of all objects to resist a change in motion. |
Mass | the amount of matter in an object. |
Acceleration | the rate at which velocity changes. |
Newton’s First Law of Motion | An object at rest tends to stay at rest. |
Newton’s Second Law of Motion | The acceleration of an object depends on the mass of the object. |
Newton’s Third Law of Motion | For every action, there is an equal and opposite reaction. |
Force | equals mass times acceleration: F=MA |