Question 33(Multiple Choice Worth 2 points)
A student is concerned about background radiation that she is exposed to. She claims that nuclear power plants have caused background radiation, and that if they
had not been built, she would not be exposed to radioactivity. Is she correct? Why or why not?
Yes, because power plants are the primary source of background radiation.
Yes, because radioactivity does not exist in nature.
No, because background radiation exists only in outer space.
No, because background radiation comes from naturally occurring substances such as isotopes