What is one feedback mechanism that happens as you increase exercise and muscle activity

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?

Read each description below and determine to which stage of sleep each pertains. then click and drag each box into the appropriate category below.

Which of the following is the earliest era of earth's geologic time scale? cenozoic mesozoic precambrian paleozoic