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 v f -v i
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 mv 2
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 = mc 2
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 ()