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Physics Equations, command words, random things > Physics Equations > Flashcards

Physics Equations Flashcards

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1
Q

What is the equation for weight?

A

weight = mass * gravitational field strength

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2
Q

What is the equation for work done?

A

Work done = force * distance

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3
Q

What is the equation for force applied to a spring?

A

Spring constant * extension

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4
Q

What is the equation for moment?

A

Moment of a force = force * distance

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5
Q

What is the equation for pressure?

A

Pressure = Force/area

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6
Q

What is the equation for distance?

A

Distance = speed * time

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7
Q

What is the equation for acceleration?

A

Change in velocity / time taken

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8
Q

What is the equation for resultant force?

A

Resultant force = mass * acceleration

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9
Q

What is the equation for momentum?

A

Mass * velocity

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10
Q

What is the equation for kinetic energy?

A

Kinetic energy = 0.5 * mass * speed^2

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11
Q

What is the equation for gravitational potential energy?

A

GPE = mass * grav field strength * height

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12
Q

What is the equation linking power, time and energy transferred?

A

Power = energy transferred / time

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13
Q

What is the equation linking work done, time and power?

A

Power = work done /time

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14
Q

What is the equation for wave speed?

A

Wave speed = frequency * wavelength

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15
Q

What is the equation for charge flow?

A

Charge flow = current * time

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16
Q

What is the equation for efficiency?

A

(Useful output energy transfer / total input energy transfer) * 100

OR

(useful power output / total power input) *100

17
Q

What is the equation linking current, potential difference and resistance?

A

Potential difference = current * resistance (V=IR)

18
Q

What is the equation linking power, current and potential difference?

A

Power = potential difference * current

19
Q

What is the equation linking resistance, current and power?

A

Power = current^2 * resistance

20
Q

What is the equation for density?

A

Density = mass / volume

21
Q

What is the equation linking charge flow, potential difference and energy transferred?

A

Energy transferred = charge flow * potential difference

22
Q

What is the equation linking energy transferred, time and power

A

Energy transferred = power * time

Physics Equations, command words, random things (4 decks)

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