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15 Cards in this Set
- Front
- Back
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How fast an object is moving
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speed
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The line of path along with which something travels, lies, or points
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direction
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A measure of the duration of an event
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time
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Rate of change of an object's velocity
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acceleration
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The speed and direction of a moving object is its...
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Velocity
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What is the equation for calculating speed?
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Speed = Distance
Time |
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Name three kinds of acceleration and describe them
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Positive-speeding up, negative-slowing down, and constant-where acceleration is zero
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What is inertia
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Inertia is how much an object resists a change in its motion
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What is displacement?
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How far (distance) and what direction an object travels from its starting point.
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What is the unit for work
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Joule or J
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What is the unit for power
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Watt or W
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What unit is used to describe acceleration?
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m/s2 (meters per second squared)
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What unit is used to describe speed?
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m/s (meters per second)
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What unit is used to describe momentum
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kg x m/s (kilograms times meters per second
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What unit is used to describe distance?
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m (meters)
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