Light Can Travel to Earth from a Distant Star, but Sound

question 49

Multiple Choice

Light can travel to Earth from a distant star, but sound cannot. Why is this?

• A) Light is an electromagnetic wave, and sound requires a medium.
• B) The Sun does not make sound.
• C) Light is a longitudinal wave, and sound is a transverse wave.
• D) The statement is false; both light and sound can travel in empty space.

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