100 μSv is equal to ____ mrem.
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When an electron is removed from an atom, the atom is said to be __.
A. Radioactive
B. Excited
C. Ionized
D. Metastable
The following unit is used to measure the quantify of energy except___.
A. Electron volt
B. Hertz
C. Joule
D. Erg
Which of the following is not equal to one Gray?
A. 1.0 Joule/kg
B. 1.0 Sv/QF(quality factor)
C. l00 rads
D. 100 ergs/gram
X-rays are made up of ___.
A. electrons
B. protons
C. photons
D. Neutrons