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Card 16

Front

What can not be exceeded for energy to be stored in elastic potential energy?

Back

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Card 17

Front

What is the formula for elastic potential energy?

Back

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Card 18

Front

A 2.0kg object falls 5m. Pressuming no air resistance, calculate the speed of the object. 5 marks.

Back

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Card 19

Front

What is the conservation of energy principle?

Back

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Card 20

Front

What is 'wasted energy'?

Back

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Card 21

Front

Give an example of 'wasted energy'?

Back

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Card 22

Front

What is power?

Back

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Card 23

Front

Watt is power measured in? 1 Joule = How many?

Back

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Card 24

Front

What are the two equations for power?

Back

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Card 25

Front

A motor transfers 4.8 kJ of energy in 2 minutes. Calculate it's power output.

Back

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