radiation - Physics Flashcards
1
Q
define radiation
A
emission of energy by atoms in the form of waves/particles
2
Q
what is the difference between irradiation and contamination
A
irradiation is the exposure of ionising radiation when contamination is the ionisation of atoms in the object through the use of radiation
3
Q
what happens to your body when you are exposed to radiation?
A
your atoms in your cells get ionised, causing cell deformity and possible diseases such as cancer
4
Q
what stops gamma radiation?
A
a thick layer of lead
