(a(i))[1]
State what feature a physical property must have to be suitable for measuring temperature.
(a(ii))[2]
State two physical properties that can be used to measure temperature.
(b(i))[1]
When a thermometer is calibrated, two fixed points are used. One of these is the ice point. State what is meant by the ice point.
(b(ii))[2]
Explain how the fixed points are applied when a thermometer is calibrated.