What happens to the kinetic energy of a vehicle when the brakes are applied?
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Card 7
Front
What is gravitational potential energy?
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Card 8
Front
If 500 J of work is done lifting an object, how much gravitational potential energy has the object gained?
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Card 9
Front
What happens to the gravitational energy of the object when it is put down again?
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Card 10
Front
What two things does the work done on an object moving up or down depend on?
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Card 11
Front
Write down the word equation for calculating the change of gravitational potential energy.
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Card 12
Front
Why can astronauts lift objects much more easily on the moon than they can on Earth?
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Card 13
Front
Write the equation for change of gravitational potential energy
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Card 14
Front
Rewrite this equation using symbols.
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Card 15
Front
Calculate the gravitational potential energy gained by a ball of mass 0.2 kg when it is lifted 1 m into the air. The gravitational field strength on the surface of the Earth is 10 N/kg.
