Science physics equations Flashcards

1
Q

How to work out charge?

A

Current * time

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2
Q

How to work out potential difference (voltage)?

A

Current * resistance

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3
Q

How to work out energy transferred

A

power * time

charge * voltage

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4
Q

How to work out power in electricity?

A

current^2 * resistance

voltage * current

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5
Q

How to work out kinetic energy

A

0.5 * mass * speed^2

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6
Q

How to work out gravitational potential energy?

A

Mass * gravitational field strength * height

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7
Q

How to work out power (energy)?

A

Energy transferred/time

Work done/timd

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8
Q

How to work out efficiency

A

Useful output energy transfer / total input energy transfer

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