Radiation Flashcards
1
Q
Rem
A
a common unit for biological damage due to radiation
2
Q
Rad
A
a common unit for absorbed radiation
3
Q
alpha particle
A
can be stopped by paper
4
Q
half-life
A
the amount of time for a radioactive sample to decay
5
Q
MRI
A
an imaging method that is based on the absorption of energy when protons of hydrogen atoms are excited by a magnetic field
6
Q
fusion
A
a process in which two nuclei combine to form a larger nucleus
7
Q
fission
A
nucleus splits into 2 smaller nuclei releasing E
8
Q
y ray
A
most penetrating form of radiation
9
Q
radioactive
A
emissions of small particles from an unstable nucleus
10
Q
Beta particle
A
it can be stopped by heavy clothing
