On a cold day when a room temperature is 15oC,...
On a cold day when a room temperature is 15oC, the metallic cap of a pen becomes much colder than its plastic body, though both are at the same temperature of 15oC, because
metals have higher thermal capacity than plastics
plastics have a lower density than metals
metals are good conductors of heat
plastics have a higher thermal conductivity than metals
Correct answer is C
No explanation has been provided for this answer.