# FORMULA CHART FORMULA CHART for Grades 10 11 Science Assessment

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```					                                       FORMULA CHART
for Grades 10-11 Science Assessment
mass                                                                                 m
Density =                                                                                  D=
volume                                                                                v

heat gained or                      mass in          change in         specific
=                                                             Q = (m)(T)(Cp)
lost by water                       grams           temperature         heat
distance                                                                              d
Speed =                                                                                    s=
time                                                                               t
final velocity – initial velocity                                              vf -vi
Acceleration =
change in time
a=     t

Momentum = mass x velocity                                                                 p=     mv

work                                                                              W
Power =                                                                                    P= t
time
work output                                                                 WO
% efficiency =                      x 100                                                  % = WI           x 100
work input
1                                                                                mv2
Kinetic energy =       (mass x velocity2 )                                                 KE =
2                                                                                2

Gravitational potential energy = mass x acceleration due to gravity x height               GPE =mgh

Energy = mass x (speed of light) 2                                                         E = mc2

Velocity of a wave = frequency x wavelength                                                v = f

voltage                                                                            V
Current =                                                                                  I=
resistance                                                                          R

Electrical power = voltage x current                                                       P = VI

Electrical energy = power x time                                                           E = Pt

force out                                                      Fo
Mechanical advantage =                                                                     MA = Fi
force in

Constants/Conversions
g = acceleration due to gravity = 9.8 m/s 2
c = speed of light = 3 x 10 8 m/s
speed of sound = 343 m/s at 20 C
1 cm 3 = 1 mL
1 wave/second = 1 hertz (Hz)
1 calorie (cal) = 4.18 joules
1000 calories (cal) = 1 Calorie (Cal) = 1 kilocalorie (kcal)
Newton (N) = kg m/s 2
joule (J) = Nm
watt (W) = J/s = Nm/s
volt (V)        ampere (A)         ohm ()

```
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