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9 Cards in this Set
- Front
- Back
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Who shared the discovery of radiation? |
Henri Becquerel and the Curies |
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What are the most common emissions of radioactive elements? |
Alpha Particles, Beta Particles and Gamma Rays |
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What is the Atomic Number and the Mass on a Nuclear Symbol? |
Atomic Number - Number of Protons Mass - Protons + Neutrons
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What is nuclear fission? |
The splitting of nuclei |
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What is nuclear fusion? |
The joining together of two or more smaller nuclei |
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Where does background radiation come from? |
82% natural sources 15% x - rays 3% man made Wsources |
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Which nuclear emissions are most and least dangerous? |
Alpha particles are least penetrating but most dangerous and Gamma rays are most penetrating but least dangerous |
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How did organic artifacts used to be determined? |
With C-14 dating procedures |
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What is critical mass? |
fissile material that will maintain a chain reaction |
