Alpha radiation is the least penetrating. It can be stopped (or absorbed) by a sheet of paper.
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DEFINITION OF BETA RADIATION ?
Beta radiation can penetrate air and paper. It can be stopped by a thin sheet of aluminium.
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DEFINITION OF GAMMA RADIATION ?
Gamma radiation is the most penetrating. Even small levels can penetrate air, paper or thin metal. Higher levels can only be stopped by many centimetres of lead, or many metres of concrete.
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DEFINITION OF IONISATION ?
Nuclear radiation ionises materials. This changes atoms or molecules into charged particles.
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WHERE DOES NUCLEAR RADIATION COME FROM ? NAME THE 3 TYPES OF NUCLEAR RADIATION ?
Nuclear radiation comes from the nucleus of an atom. Substances that give out radiation are said to be radioactive. ALPHA BETA GAMMA
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Other cards in this set
Card 2
Front
DEFINITION OF BETA RADIATION ?
Back
Beta radiation can penetrate air and paper. It can be stopped by a thin sheet of aluminium.
Card 3
Front
DEFINITION OF GAMMA RADIATION ?
Back
Card 4
Front
DEFINITION OF IONISATION ?
Back
Card 5
Front
WHERE DOES NUCLEAR RADIATION COME FROM ? NAME THE 3 TYPES OF NUCLEAR RADIATION ?
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