gravitational potential energy Flashcards

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1
Q

what is energy in the GPE store of an object?

A

the energy an object has due to its height in a gravitational field

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2
Q

what happens when an object rises?

A

energy is transferred to its GPE

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3
Q

what happens when an object falls?

A

energy is transferred away from its GPE store

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4
Q

formula for GPE?

A

mass x gravitational field strength x height

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5
Q

units for GPE?

A

kg, N/kg, m

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6
Q

what is the GPE on earth?

A

10N/kg

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7
Q

what is the GPE like on the moon?

A

less than on the earth

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8
Q

what does the GPE being lower on the moon than on the earth?

A

it is easier to lift a mass on the moon on the earth

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