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Chapter 2 Motion
Chapter 2 Vocabulary
Question | Answer |
---|---|
Distance | How far an object has moved. |
Displacement | The distance and direction an object's change in position from the starting point. |
Speed | The distance an object travels per unit time. |
Average Speed | The total distance traveled divided by the total time of travel. |
Instantaneous speed | Speed in a given point in time. |
Velocity | Speed and direction of an object. |
Acceleration | The rate in change of velocity. |
Force | A push or a pull |
Net force | The combination of all the forces acting on an object. |
Balanced forces | Forces that are equal in size and opposite in direction. |
Inertia | The tendency of an object to resist any change in motion. |