Rays Flashcards
(5 cards)
1
Q
Alpha
A
4
2
2
Q
Beta
A
0
-1
3
Q
Alpha
A
Thin sheet of paper
Strong ionising
4
Q
Beta
A
Fast moving electrons
Several mm of aluminium
Less strong ionising
5
Q
Gamma
A
High energy electromagnetic wave
Several cm of lead
least ionising