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Which of the following statements is true?
A. The speed of sound in air is thrice its speed in a vacuum.
B. Sound does not require a medium in which to travel.
C. Sound travel faster in the air than in a solid.
D. Sounds is unable to travel in a vacuum.


Sagot :

Answer:

Answer:D

Explanation:

Because The Sounds is unable to travel the Air and Vacuum

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