# Physics equation

• Created by: midget17
• Created on: 02-04-18 18:49
Weight, mass, gravitational field strength
Weight = mass x gravitational field strength (N/kg)
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Force applied, spring constant, extension
Force applied = spring constant (N/m) x extension
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Acceleration, change in velocity, time
Acceleration = change in velocity / time
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Momentum, mass, velocity
Momentum (kg m/s) = mass x velocity
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Gravitational poential energy, mass, GFS, height
GPE (J) = mass x GFS (N/kg) x height
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Power, work done, time
Work done (J) = power (W) x time
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Efficiency
Efficiency = useful output / total input
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Charge, current, time
Current (C) = current (A) x time
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Energy transferred, power, time
Energy (J) = power (W) x time
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Density, mass, time
Density (kg/m3') = mass / time
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Work done, force, distance
Work done (J) = force (N) x distance
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Resultant force, mass, acceleration
Resultant force (N) = mass x acceleration
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Kinetic energy, mass, speed
Kinetic energy (J) = 1/2 x mass x (speed)2
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Wave speed, frequency, wavelength
Wave speed (m/s) = frequency (Hz) x wavelength
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Potential difference / voltage, current, resistance
Potential difference / voltage (v) = current (A) x resistance ( Ohm)
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Power, current, resistance
Power (W) = (current)2' x resistance (Ohm)
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Energy, charge flow, voltage
Energy (J) = charge (C) x voltage (v)
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Pressure, area, force
Pressure (Pa) = force (N) / area
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Moment, distance, force
Moment (Nm) = distance x force
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## Other cards in this set

### Card 2

#### Front

Force applied, spring constant, extension

#### Back

Force applied = spring constant (N/m) x extension

### Card 3

#### Front

Acceleration, change in velocity, time

### Card 4

#### Front

Momentum, mass, velocity

### Card 5

#### Front

Gravitational poential energy, mass, GFS, height