In this section we look inside the atom and the subatomic world. This is where things start to get really strange!

Choose your topic:

•  Atomic Models [FREE]  - Plum puddings to the Rutherford-Bohr model

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• Atoms [FREE] - Never trust an atom - they make up everything!

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• Nuclear Radiation - Unstable isotopes emit particles from their nucleus

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•  Nuclear Equations - These show what happens when alpha, beta and gamma are emitted

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• Background Radiation - You can't escape it, you are currently being irradiated​

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• Hazards of Radiation - There are a few dangers....

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• Half-life - The time it takes for the number of nuclei in a sample to halve​

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• Uses of Radiation - Radioactive sources are incredibly useful for many applications

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• Medical Uses of Radioactivity - Radioactivity, although hazardous, has many benefits

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• Fission and Fusion - Releasing energy from splitting, or joining, nuclei

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