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B |
C |
D |
E
F |
G |
H |
I |
J|
K
L |
M |
N |
O |
P
Q |
R |
S |
T |
U
V |
W |
X |
Y |
Z
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A| B | C| D | E | F | G|H|I | J | K| L| M| N | O | P | Q | R | S | T | U | V | W | X | Y | Z
- Natural radiation
- radiation from radioactive substances found naturally in or on the Earth (e.g. in soil and rocks)
- Neutrons
- neutral particles within the nucleus of an atom; used to promote fission in uranium atoms
- Nuclear energy
- energy released by a nuclear reaction such as fission or decay
- Nuclear reactor
- a place to convert uranium into usable energy through the fission process
- Nuclear weapons or bombs
- weapons detonated to release nuclear energy in an uncontrolled chain reaction; involves nuclear fission (A-bomb or atomic bomb) or nuclear fusion (H-bomb or hydrogen bomb)
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