Special Sub-Topic: Radiation2 Click Here To Play: Radiation2

An ELECTRON is a _____ charged part of an atom that orbits around the nucleus.

negatively. Protons are a positive charge and neutrons have no charge.

What does N.R.C. stand for?

Nuclear Regulatory Commission.

The term Curie defines?

Activity of a radioactive source.

The term that describes how X or Gamma rays are reduced in intensity when passing through a given material is called what?

attenuation. attenuation also means absorption

True or false? When getting an X-ray on any part of your body, you are radioactive for a period of time afterwards.

false & f. Once you are no longer exposed to the radiation, the radiation is gone. To be radioactive you must be contaminated by radioactive particles or material; i.e. a radioactive dye that is given internally for medical examinations.