5513199
Descrição
FlashCards por Anisha Rai, atualizado more than 1 year ago
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Criado por Anisha Rai
mais de 10 anos atrás
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| Questão | Responda |
| What are radioactive substances? | Substances that give out radiation |
| which two places do background radiation come from? | Natural sources such as rocks and cosmic rays from space Man-made sources such as the fallout from nuclear weapons testing and nuclear accidents |
| What is an alpha particle? | Consists of two neutrons and two protons (helium nucleus) |
| What is a beta particle? | An electron from the nucleus |
| What is gamma radiation? | Electromagnetic radiation from the nucleus |
| What do nuclear equations show? | Single alpha and beta decay |
| Which radiation is deflected by which magnetic fields? | Alpha and beta by both Alpha deflected less than beta and in an opposite direction Gamma radiation is not deflected |
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