Equations to know for year 9 Flashcards by Freya Bryson | Brainscape

Q

Force applied to a spring

A

Spring constant x extension

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Q

Weight

A

M x gfs

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Q

Acceleration

A

Change in verlocity / time taken

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Q

Momentum

A

Mass x verlocity

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Q

Gravitational potential energy

A

Mass x gravitational field strength

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Q

Power

A

Work done / time

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Q

Charge flow

A

Current x time

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Q

Efficiency

A

Useful power output / total power output

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Q

Photosynthesis

A

Carbon dioxide + water - glucose + oxygen

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Q

Glucose

A

Lactic acid + energy

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