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GCSE physics > Equations > Flashcards

Equations Flashcards

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1
Q

Equation for weight

A

Weight = Mass x gravitational field strength

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2
Q

Equation for work done

A

Work done = force x distance

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3
Q

Equation for force applied to a spring

A

Force applied to a spring = spring constant x extension

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4
Q

Equation for distance traveled

A

Distance travelled = speed x time

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5
Q

Equation for acceleration

A

Acceleration = change in velocity / time taken

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6
Q

Equation for resultant force

A

Resultant force = mass x acceleration

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7
Q

Equation for momentum

A

Momentum = mass x velocity

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8
Q

Equation for kinetic energy

A

Kinetic enerfy = 0.5 x mass x (speed)2

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9
Q

Equation for gravitational potential energy

A

Gravitational potential energy = mass x gravitational field strength x height

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10
Q

Equation for power with energy transfered

A

Power = energy transfered / time

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11
Q

Equation for power with work done

A

Power = work done / time

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12
Q

Equation for efficiency (energy transfer)

A

Efficiency = useful output energy transfered / total input energy transfered

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13
Q

Equation for effiency (power)

A

Effiency = useful power output / total power output

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14
Q

Equation for wave speed

A

Wave speed = frequency x wavelength

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15
Q

Equation for charge flow

A

Charge flow = current x time

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16
Q

Equation for potential difference

A

Potential difference = current x resistance

17
Q

Equation for power (potential difference)

A

Power = potential difference x current

18
Q

Equation for power (current)

A

Power = (current)2 x resistance

19
Q

Equation for energy transfered

A

Energy transfered = power x time

20
Q

Equation for energy transfered (charge flow)

A

Energy transfered = charge flow x potential difference

21
Q

Equation for density

A

Density = mass / volume

GCSE physics (13 decks)

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