A footballer and a referee are talking about a puddle of water that has appeared on the pitch. The footballer is wearing a white shirt, while the referee is wearing a black shirt that is identical apart from its colour. Fig. 5.1 shows the two men looking at the puddle. The weather is bright and sunny.
(a)[2]
State and explain in what way the temperature of the white shirt differs from that of the black shirt.
(b(i))[2]
Describe how two changes in the weather conditions might alter the speed at which the puddle dries.
(b(ii))[2]
Explain, in terms of the water molecules, what is taking place as the puddle dries.
Worked solution & mark scheme
This 6-mark question has a full step-by-step worked solution and mark scheme. One marking point: “the white kit is cooler OR the black kit is warmer” …