How long (Travel time- min) will it take a P-wave to travel 3800 km?_

In this case, the statement that people who exercise for an hour may have lower cholesterol levels is .

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?

During binary fission, what events must occur before the cell splits into two new cells?