Physics

Physics, 19.04.2021 21:20, jermainedwards

Suppose a mechanical wave is traveling through medium A. When the wave enters medium B, it speeds up. Which of the following statements is true about medium A and medium B? The answers:
A. Medium A is a solid and medium B is a gas.
B. Medium A is a liquid and medium B is a solid.
C. Medium A is a gas and medium B is a vacuum.
D. Medium A is a vacuum and medium B is a liquid.

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