Biology, 26.06.2019 13:30 zlyzoh

If a sound is refracted away from the surface of the earth, this indicates that the a. air is cooler than the ground. b. wind is blowing in the direction of the sound. c. ground is cooling faster than the air. d. air has high humidity.

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If a sound is refracted away from the surface of the earth, this indicates that the a. air is cooler...