If a piece of iron is exposed to the sun,its temperature rises until
A)it is hot enough to reflect all the energy that strikes it.
B)the heat absorbed exceeds its thermal capacity.
C)the heat absorbed equals its thermal capacity.
D)it loses and gains heat at the same rate.
E)its temperature equals the temperature of its surroundings.

Question

Quizplus · Accepted Answer

When a piece of iron is exposed to the sun, its temperature increases until the rate at which it absorbs heat from the sun equals the rate at which it loses heat to its surroundings. This is a state of thermal equilibrium.

If a Piece of Iron Is Exposed to the Sun,its