1
Q
What are the three types of radiation
A
Alpha Beta and gamma
2
Q
What substance stops gamma radiation
A
Lead
3
Q
What substance stops beta radiation
A
Aluminium
4
Q
What substance stops alpha particles
A
Most things
5
Q
Which type of radiation travels the furthest
A
Gamma
6
Q
Which type of radiation is the most powerful
A
Alpha
7
Q
What causes radiation
A
An imbalance of neutrons and protons the. protons repel each other
Physics
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