Physics equations Flashcards by Hugo Burns

Q

Distance = speed / ?

A

Time

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Q

Momentum = mass x ?

A

Velocity

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Q

Kinetic energy = ? x mass x speed?

A

1/2

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Q

GPE= mass x 10 x ?

A

Height

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Q

What are the units for speed?

A

Metres per second

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Q

Efficiency =?

A

Useful energy output / total energy input

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Q

Weight =?

A

Mass x GFS

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Q

Change in velocity / time taken = ?

A

Acceleration

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Q

Acceleration = ?

A

Final velocity-initial velocity / time taken

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Q

Magnification = ?

A

Image height / object height

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Q

Frequency x wavelength = ?

A

Wave speed

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Q

Current x ? = charge flow

A

Time

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Q

Mass x acceleration = ?

A

Resultant force

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Q

What is length always measured in?

A

Metres

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Q

What is mass measured in?

A

Kilograms

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Q

What is time measured in?

A

Seconds

Q

What is an amount of substance always measured in?

A

Mols

Q

What is frequency measured in?

A

Hertz

Q

What is force measured in?

A

Newtons

Q

What is energy measured in?

A

Joules

Q

What is frequency measured in?

A

Hertz

Q

What is force measured in?

A

Newtons

Q

What is energy measured in?

A

Joules

Q

What is frequency measured in?

A

Hertz

Q

What is force measured in?

A

Newtons

Q

What is energy measured in?

A

Joules

Q

What is Newton’s second law

A

F=MxA