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Motion terms
Unit 1 vocabulary
Term | Definition |
---|---|
Speed | Distance divided by time |
1st law of motion | Law of inertia |
Kinetic energy | Energy of motion |
Unbalanced forces | Forces that are not equal or opposite |
2nd law of motion | Law f=ma |
Velocity | Distance divided by time with a direction |
Potential energy | Stored energy |
Acceleration | Any change in in velocity |
Momentum | Property of matter that depends on mass and velocity |
Balanced forces | Forces that are equal and opposite |
Friction | The force that opposes motion |
Net force | Sum of all of the forces acting on an object |
3rd law of motion | Law for every action there is an equal and opposite reaction |
Force diagram | A drawing that represents forces acting on an object |
Force | A push or a pull |
mass | The amount of matter in an object |