AS Physics Definitions - Work, Power & Energy, Vectors, Scalars & Units, Stopping Distances

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  • Created by: ba202
  • Created on: 11-04-17 11:33
A power of 1W is developed when 1J of work is done per second
Watt
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A quanity that has both magnitude and direction
Vector
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Rate of change of displacement
Velocity
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Work done/time
Power
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The force is 1N when a 1kg mass has an acceleration of 1ms^-2
Newton
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Rate of change of velocity
Acceleration
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The distance traveled after the brakes are applied until the car stops
Braking distance
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A quantity that has magnitude but no direction
Scalar
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Total distance traveled/total time
Average speed
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The total energy of a closed system remains constant
Conservation of energy
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Distance in a given direction
Displacement
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Thinking distance + braking distance
Stopping distance
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1J of work is done when a force of 1N moves 1m
Joule
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Total displacement/total time
Average Velocity
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Force x distance moved in direction of force
Work done
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Distance traveled from when driver sees a problem until brakes are applied
Thinking distance
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Other cards in this set

Card 2

Front

A quanity that has both magnitude and direction

Back

Vector

Card 3

Front

Rate of change of displacement

Back

Preview of the front of card 3

Card 4

Front

Work done/time

Back

Preview of the front of card 4

Card 5

Front

The force is 1N when a 1kg mass has an acceleration of 1ms^-2

Back

Preview of the front of card 5
View more cards

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