Physics 0625 · IGCSE · Transfer of thermal energy

Transfer of thermal energy — practice question

(a(i))[1]

State the rate at which the lamp transfers energy to the surroundings.

(a(ii))[1]

State the names of the thermal processes by which the lamp passes energy to the surroundings.

(b(i))[3]

Explain why the two thermometers may show different maximum temperatures.

(b(ii))[2]

State and explain any differences seen in the maximum temperatures shown by the thermometers in Experiments 1 and 2.

(c)[1]

State the advantage to a firefighter of wearing shiny silver-coloured clothing.

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