FORMULAS Flashcards

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1
Q

Distance

A

d=vt

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2
Q

Big Five Equations

A

V=vo+at

V^2=vo^2+2ad

d=vot+1/2at^2

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3
Q

Centripetal acceleration and force

A

a=v^2/r

F=mv^2/r

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4
Q

Law of Gravitation

A

F=GMM/r^2

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5
Q

Newtons 2nd Law

A

F=ma

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6
Q

Torque

A

t=Flsin0

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7
Q

Hooke’s Law

A

F=-kx

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8
Q

Kinetic Energy

A

KE=1/2mv^2

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9
Q

Gravitational potential energy

A

PE=mgh

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10
Q

Spring Potential Energy

A

PE=1/2kx^2

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11
Q

Power

A

P=W/t

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12
Q

Work

A

W=Fdcos0

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13
Q

Momentum

A

p=mv

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14
Q

Electrical Power

A

P=IV

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15
Q

Ohm’s Law

A

V=IR

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16
Q

Current

A

I=q/t

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17
Q

Capacitors and Resisters in Series

A

1/C1+1/C2+1/C3….

R1+R2+R3….

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18
Q

Capacitors and Resistors in Parallel

A

C1+C2+C3…

1/R1+1/R2+1/R3…

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19
Q

Electrostatic Force

A

F=kqq/r^2

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20
Q

Electrical Field

A

E=F/q

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21
Q

Electrical Field due to a point charge

A

E=kq/r^2

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22
Q

Electrical Potential

A

V=U/q

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23
Q

Electrical Potential of a point charge

A

V=kq/r

24
Q

Capacitance

A

q=VC

25
Q

Energy Stored by a Capacitor

A

U=1/2CV^2

26
Q

Density

A

p=m/v

27
Q

Pressure

A

P=F/A

28
Q

Specific Gravity

A

S.G=density (substance)/

density (water)

29
Q

Buoyant Force

A

F=p(fluid)V(sub)g

30
Q

Osmotic Pressure

A

pi=MRT

31
Q

Total Pressure on a Fluid

A

P(total)=P(atm)+P(gauge)

32
Q

Gauge Pressure

A

P=p(fluid)gh

33
Q

Continuity Equation

A

A1V1=A2V2

34
Q

Heat Energy

A

Q=mcT

35
Q

Latent Heat

A

Q=mL

36
Q

First Law of Thermodynamics

A

U=Q-W

37
Q

Gibbs Free Energy

A

G=H-TS

38
Q

Standard Equilibrium Equation

A

deltaG=-RTlnKeq

39
Q

Wave Frequency and Period

A

f=1/T

40
Q

Wave Speed

A

V=f(wavelength)

41
Q

Index of Refraction

A

n=c/v

42
Q

Photon Energy

A

E=hf

43
Q

Magnification

A

m=-i/o

44
Q

Snells Law

A

n1sin1=n2sin2

45
Q

Lensmakers Equation

A

1/f=1/o+1/i

46
Q

Alpha decay

A

Loss of helium (decrease in atomic number by 2 and atomic mass my 4)

47
Q

Beta- decay

A

Neutron–> Proton (Loss of electron, atomic number increases by 1, atomic mass is same)

48
Q

Beta+ Decay

A

Proton–> Neutron (Loss of positron, atomic number decreases by 1, atomic mass is same)

49
Q

Ideal Gas Law

A

PV=nRT

50
Q

Charles’ Law

A

V1/T1=V2/T2

51
Q

Boyle’s Law

A

P1V1=P2V2

52
Q

Avogadro’s Law

A

n1/V1=n2/V2

53
Q

pH

A

pH= -log[H+]

54
Q

Dilution

A

M1V1=M2V2

55
Q

Hardy Weinburg

A

p+q=1

p^2 + 2pq + q^2 =1