Mind map
Rob Radiation
Mind map: Alpha, Beta, Gamma Radiation Types
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Rob Radiation
Alpha
- 2 protons and 2 neutrons
- Helium atom without electrons
- When alpha particle picks up 2 electrons it becomes helium and is no longer ionising
- Helium atom without electrons
- Stopped by paper or skin
- 2 protons and 2 neutrons
Beta
- High speed electron
- Stopped by aluminium
Gamma
- Short wave length electromagnetic weave
- Stopped by lead or concrete
Ionisation
- When radiation passes an atom and removes an outer electron, making the target atom an ion.
Occurs when nucleus is unstable
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- Created by
- Jack Milligan
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