Units Revision

Revise units: KS3 in RED; KS4 in YELLOW; KS5 in GREEN

INTERACTIVE REVISION : pass the mouse over to reveal the answer - care with case of letter!

Symbol for

Physical Quantity

Name of Unit
Symbol for Unit
all forms of 'Energy' except the commercial one used by the electricity board
all forms of 'Power' except that of a lens
Time - always measured in this except when calculating the commercial energy unit used by the electricity board
Temperature - commonly in this in science
Distance - always converted to this except for star distances
Current
Potential Difference
Resistance
Weight
Mass
Frequency
Wavelength
Force
Pressure
Temperature - must be in this for the gas laws
Charge
Electromotive Force (EMF)
Density
Resistivity
Power of a lens

 

Click here to learn about the S.I. Prefixes