Derived Quantities and Units

Area

Symbol = A Unit name = square metre Unit name symbol = m^2

Energy, Work

Symbol = E,W Unit name = joule Unit name symbol = J

Force

Symbol = F Unit name = newton Unit name symbol = N

Pressure

Symbol = P Unit name = pascal Unit name symbol = Pa

Power

Symbol = P Unit name = watt Unit name symbol = W

Volume

Symbol = V Unit name = cubic metre Unit name symbol = m^3

Frequency

Symbol = f Unit name = hertz Unit name symbol = Hz

Density

Symbol = ρ Unit name = kilogram per cubic metre Unit name symbol = kg m^-3

How are Derived Quantities formed?

Their units are obtained from the basic units by multiplication or division