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23 Cards in this Set

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  • Back
  • 3rd side (hint)

Distance Travelled

Average speed × Time

Acceleration

Change in speed ÷ Time

a = (v-u) ÷ t

Force

Mass × Acceleration

F = m × a

Weight

Mass × g

W = m × g

Efficiency

Useful energy ÷ Total energy

Momentum

Mass × Velocity

p = m × v

Force

Change in momentum ÷ Time

F = 🔺m ÷ t

Wave speed

Frequency × Wavelength

v = f × lambda

Wave speed 2

Distance ÷ Time

v = x ÷ t

Density

Mass ÷ Volume

p = m ÷ v

Work done

Force × Distance moved in direction of force

E = F × d

Moment

Force × Distance normal to the direction of the force

Change in GPE

Mass × g × Change in height

🔺GPE = m × g × 🔺h

Kinetic energy

1/2 × Mass × Speed^2

KE = 1/2 × m × v^2

Power

Work done ÷ Time taken

P = E ÷ t

Energy transferred

Charge moved × Potential difference

E = Q × V

Charge

Current × Time

Q = I × t

Potential difference

Current × Resistance

V = I × R

Power

Energy transferred ÷ Time taken

P = E ÷ t

Electrical power

Current × Potential difference

P = I × V

Electrical power 2

Current^2 × Resistance

P = I^2 × R

Force exerted on a spring

Spring constant × Extension

F = k × x

Pressure

Force ÷ Area

P = F ÷ A