How Can Radioactuve Materials Be Used Safely Flashcards
1
Q
Which radiation can penetrate through what
A
Alpha is stopped by paper or skin
Beta can be stopped by a thin sheet of aluminium but can penetrate through most thin materials
Gamma can only be stopped by thick lead or concrete
2
Q
What is ionisation
A
When an atom loses it gains one or more electrons
3
Q
What dangers do ionising radiations do
A
They can damage living and cancerous cell
