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PHYSICS > Formulaaass ahh > Flashcards

Formulaaass ahh Flashcards

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1
Q

Speed

A

distance/time

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2
Q

velocity of waves

A

velocity=wavelengthxfrequency

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3
Q

Force in relation to m and a

A

F=ma

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4
Q

Acceleration

A

change in velocity/time

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5
Q

frequency

A

1/time

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6
Q

kinetic energy

A

1/2mv^2

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7
Q

potential

A

mgh

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8
Q

pressure in solids

A

p=f/a

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9
Q

pressure in liquids

A

p= density x gravity x mass

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10
Q

power

A

work done (or energy) /time

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11
Q

work done

A

forcex distance

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12
Q

gravity on moon

A

1.6

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13
Q

Density

A

mass/volume

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14
Q

moments

A

force*perpendicular distance

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15
Q

Weight

A

mg

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16
Q

The gradient of the Distance time graph

A

Speed

17
Q

The gradient of the speed-time graph

A

Acceleration

18
Q

Refractive index (No unit given)

A 
n2/n1 = sin i/sin r
n1 = refractive index in medium 1
n2 = refractive index in medium 2
θ i= angle of incidence
θr = angle of refraction
refractive index in air = 1
19
Q

Refractive index (n)

A

Speed of light in a vacuum/Speed of light in a medium

20
Q

Speed of light

A

3x10^8 (In the air)

21
Q

Critical angle

A

Sin θc = 1/n
θc = critical angle
n = refractive index

PHYSICS (10 decks)

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