L 2.2.2 Quiz: Heat Flow
Question 6 of 10
A double-paned window has two glass panes separated by a layer of air. Why
is air, rather than glass, used to fill this space?
A. The radiation of heat is increased by the air.
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B. The convection of heat is increased by the air.
C. The convection of heat is slowed by the air.
D. The conduction of heat is slowed by the air.