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14 Cards in this Set
- Front
- Back
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Frame of Reference
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A system of objects that are not moving with respect to one another.
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Relative Motion
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Movement in relationship to a frame of reference.
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Distance
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The length of the path between two points.
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Vector
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A quantity that has direction associated with it.
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Resultant Vector
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The vector sum of two or more vectors.
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Speed |
The ratio of the distance an object moves to the amount of time the object moves. |
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Average Speed |
The total distance traveled divided by the amount of time the object moves. |
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Instantaneous Speed |
The rate at which an object is moving at a given point in time. |
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Velocity |
The speed and direction an object is moving, measured relative to a reference point. |
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Acceleration |
The rate at which velocity changes. |
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Free Fall |
The movement of an object toward Earth because of gravity. |
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Constant Acceleration |
A steady change in velocity. |
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Linear Graph |
A graph in which the displayed data form a straight line. |
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Nonlinear Graph |
A graph in which the displayed data does not form straight a line. |
