Infrared Waves Are Often Called Heat Waves Because They

question 2

Multiple Choice

Infrared waves are often called heat waves because they

• A)emanate from relatively hot sources.
• B)consist of frequencies lower than those of visible light.
• C)induce resonance in molecules and increase internal energy in a substance.
• D)are absorbed rather than reflected by the skin.
• E)are the predominant waves emitted by the sun.

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