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Chapter 10
Term | Definition |
---|---|
Speed | Is the distance an object travels in a unit of time |
Average Speed | Is found by dividing the total distance traveled by the total time taken |
Acceleration | Is the change in velocity divided by the time it takes for the change to occur |
Inertia | The tendency of an object to resist a change in it's motion |
Instantaneous speed | The speed of an object at one instant of time |
Law of Conversation of Momentum | The total momentum of a group objects remains constant unless outside forces act on the group |
Mass | Is the amount of matter in an object |
Velocity | The velocity of an object is the speed of the object and the direction of the motion |
Displacement | is a vector quantity that refers to "how far out of place an object is"; it is the object's overall change in position |
Relative location | since any location must be expressed relative to something else |