changes in energy stores Flashcards

1
Q

in which ways can energy be stored

A

energy can be stored in chemical, kinetic, gravitational potential, elastic potential and thermal energy stores

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2
Q

how can energy be transferred

A

energy can be transferred from one store to another

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3
Q

what happens to the energy in an object when the object falls

A

When an object falls and gains speed, its store of gravitational potential energy decreases and its kinetic energy store increases.

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4
Q

how does energy transfer when a falling object hits the ground without bouncing back up

A

When a falling object hits the ground without bouncing back, its kinetic energy store decreases. Some or all of its energy is transferred to the surroundings - the thermal energy store of the surroundings increases, and energy is also transferred by
colind waves

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