Which of the following is not a producer? a.) algae
b.) fungi
c.) plants
d.) bacteria

How do living things obtain phosphorus

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?

This is the process of making a prediction based on the results of prior observations of similar events.