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6 Cards in this Set
- Front
- Back
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What is an isotope? |
An atom with more or less Neutrons but the same number of protons. |
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What are the three types of nuclear radiation? |
Alpha Beta Gammastructure |
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Structure of an alpha particle |
Helium atom: 2 protons 2 Neutrons |
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Describe nuclear fission |
Unstable elements are bombarded by neutrons. One neutron is absorbed by the nucleus causing it to split and release energy. |
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In nuclear fission, how do they prevent a runaway chain reaction in a power station? |
The excess neutrons are absorbed by central rods. |
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Describe Nuclear Fusion |
Small nuclei can fuse to make large nuclei and energy. |
