Reading- I need help this is an final exam!

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?

Eutrophication caused by human nutrient pollution.

Matched chromosomes carrying information about the same characteristics in the organism are called