The process of heat radiation is the only method of heat transfer that can occur a) under water. b) through space. c) through the air. d) through a solid.

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?