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GCSE Physics > P1 energy stores and tranfers > Flashcards

P1 energy stores and tranfers Flashcards

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1
Q

8 energy stores

A

Kinetic, gravitational, elastic, thermal, chemical, nuclear, magnetic, electrical

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2
Q

four ways energy can be transferred

A

heating
waves
electrical current
mechanically

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3
Q

What is a system?

A

an object or group of objects in a circuit

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4
Q

What is a closed system?

A

when no energy from escape to surroundings
Total energy never changes

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5
Q

how to reduce wasted energy

A

lubrication
streamlining

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6
Q

what is streamlining?

A

a way of reducing energy wasted due to air resistance or drag in water

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7
Q

what unit represents 1 J transferred per second

A

watt

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GCSE Physics (19 decks)

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