top of page
Achieve Your Highest Grade
Home | Premium Plan | Students | Parents | Teachers | Past Papers | Practice Papers | Shop
Quantities and Units
Quantities, Symbols and Units
Physics often involves looking at quantities:
-
A symbol is used to represent a quantity (v for speed)
-
A unit is what the quantity is actually measured in (m/s for speed)
Base Units and Derived Units
There are seven base units used in physics from which all the others can be derived:
-
Base units are the metre, kilogram, second, ampere, kelvin, mole and candela
-
Derived units include metres per second and kilograms per cubic metre
You may also be interested in...
bottom of page