The Explanation for Refraction Must Involve a Change in

question 7

Multiple Choice

The explanation for refraction must involve a change in

• A)frequency.
• B)wavelength.
• C)speed.
• D)All of the above choices are true.
• E)None of the above choices are true.

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Definitions:

Muscle Aches

Discomfort or pain within the muscle tissue, often resulting from overexertion, tension, or a physical condition.

Common Cold

A viral infectious disease of the upper respiratory tract characterized by symptoms such as sneezing, sore throat, and runny nose.

Influenza

A highly contagious viral infection that attacks the respiratory system, commonly known as the flu.

Allergy

An immune system reaction to a foreign substance, such as pollen, food, or pet dander, that doesn't cause a response in most people.