Blue crabs can be found in the coastal waters of new jersey. which of these explains why the crab's outer shell it survive in its habits?
a: the shell keeps the crab warm.
b: the shell the crab get food
c: the shell protects the crab from predators
d: the shell allows the crab to get oxygen

What is the answer for the complicated molecules that make up living things usually contain carbon. why is carbon so important in these molecules?

The term equestrian relates to which animal? bulls cows horses pigs

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?