(a)[3]
Explain, in terms of water molecules, why the temperature of the water at the surface starts to fall.
(b)[3]
State the name of the thermal transfer method responsible for this and explain what is occurring in the water.
(c(i))[2]
State the meanings of range and sensitivity.
(c(ii))[1]
State and explain how using a smaller bulb that contains less mercury affects the thermometer’s range.