Answered

Which of the following is an example of heat transfer through radiation?

AA pot of soup warming on a hot burner.

BA crayon melting on a hot sidewalk.

CBeach sand getting warmed by the sun.

DAn egg getting cooked in a pot of boiling water.

Verified Answer :

AL2006


A). The hot burner is in contact wit the pot,
warming it with conduction.

B).  The hot sidewalk is in contact with the crayon,
melting it with conduction.

C).  The sun is not in contact with anything, and there is
no fluid to convect between it and the sand.  The only way
for the sun to transfer heat to the sand is with radiation.

D).  The boiling water is in contact with the egg,
warming it with conduction.

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