What is weathering

please give me the answer of this question
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What must be true for natural selection to heppen

Drag each tile to the correct location. match each trait that an organism displays to a reproductive strategy.

According the inverse square law, doubling the distance from the source of the sound, a speaker, for example, will drop the sound 6 db each time. if you were standing in the back of an auditorium, 32 feet away from a speaker not using any amplification, would you be able to hear a speaker clearly? why or why not?