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9 Cards in this Set
- Front
- Back
motion |
The state in which one object's distance from another is changing. |
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referencee point |
A place or object used for comparison to determine if an object is in motion. |
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international system of units |
A system of measurement based on multiples of ten and on established measures of mass,length,and time. |
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distance |
The length of the path between two points. |
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Speed |
The distance an object travels per unit of time. |
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Average speed |
The overall rate of speed at which an object moves; calculated by dividing the total distance an object travels by the total time. |
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instantaneous speed |
The speed of an object at one instant of time. |
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Velocity |
Speed in a given direction. |
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slope |
The steepness of a graph line; the ratio of the vertical change (the rise) to the horizontal change ( the run). |