Answer:
f = 3900(343 - 20.7) / (343 + 27.4) = 3,394 Hz
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it makes it so wet
Explanation:
hope it helps
B
Reflect: (of a surface or body) throw back (heat, light, or sound) without absorbing it.
Answer: Answer is A
Object 2, which has a density of 1.9 g/cm3, since it has more density than freshwater.