Nonionizing radiation emitted by computer monitors and TVs is categorized as:

Nonionizing radiation emitted by computer monitors and TVs is categorized as:
 a. extremely low frequency electromagnetic fields.
  b. microwaves.
  c. electromagnetic fields.
  d. UV radiation.

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Nonionizing radiation emitted from electric power lines is called:
 a. electromagnetic fields.
  b. the electromagnetic spectrum.
  c. electromagnetic incineration.
  d. electromagnetic pollution.

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Which statement about radiation exposure is incorrect?
 a. Exposure is measured in rads.
  b. The average person is exposed to a total of 300400 rads per year.
  c. Fifty rads can cause radiation sickness.
  d. A dose of 800 rads is fatal to humans.

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Nuclear medicine is a branch of medicine that uses:
 a. nonionizing radiation to treat certain forms of cancer.
  b. ionizing radiation to help the speedy recovery from muscle injuries.
  c. traces of radioactive substances to detect tumors.
  d. all of these choices

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The emission of bits of atoms that spin out at high velocities during the natural decay of radioactive substances is known as:
 a. electromagnetic radiation.
  b. incineration.
  c. particle radiation.
  d. rads.