Radiation Flashcards
(12 cards)
0
Q
Radiation comes from
A
The nucleus
1
Q
What’s ionisation
A
When DNA looses an electron
2
Q
Unstable nucleus gives off
A
pieces of itself
3
Q
3 types
A
Alpha -stoped by air
Beta- more penetrating
Gamma-goes furtherest in air.
4
Q
Alpha bends
A
Right
5
Q
Beta bends
A
Left
6
Q
Gamma radiation is pure
A
Energy
7
Q
Gamma radiation can be stopped by
A
Aluminium
8
Q
Smallest to largest in size.
A
(Smallest) Gamma, Beta alpha (biggest)
9
Q
Alpha size is
A
10
10
Q
Gamma size is
A
0
11
Q
Speed of gamma ,beta, alpha
A
Gamma-fastest (speed of light)
Beta-middle (near to the speed of light)
Alpha- slowest (speed of sound)
