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11 Cards in this Set
- Front
- Back
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Displacement
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The change in an object's posistion
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Vector Quantity
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A physical measurement that contains directional information
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Scalar Quantity
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A physical measurement that does not contain directional information
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Velocity
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The time rate of change of an object's position
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Speed
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The time rate of change of the distance traveled by an object
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Instantaneous Velocity
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The velocity of an object at one moment in time
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Average Velocity
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The velocity of an object over an extended period of time
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Acceleration
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The time rate of change of an object's velocity
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Fact 1:
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The slope of a velocity-versus-time curve is the acceleration.
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Fact 2:
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If velocity is zero, acceleration does not have to be zero.
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Fact 3:
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If acceleration is zero, velocity does not have to be zero.
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