Author Question: What percentage of the radiation to which we are exposed is due to medical and dental procedures? ... (Read 98 times)

dakota nelson · **on:** Jul 12, 2018

What percentage of the radiation to which we are exposed is due to medical and dental procedures?

A) 15 percent
B) 25 percent
C) 35 percent
D) 45 percent

Question 2

Within what range of radiation exposure do symptoms of sickness begin to appear?

A) 50 to 100 rads
B) 100 to 200 rads
C) 200 to 300 rads
D) 300 to 400 rads