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127.
Radioactivity An explanation of radioactivity. |
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128. Radioactive
Half-Life Paul talks about his early days prospecting for uranium and how he got his interest in physics. He also explains half-life. |
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129. The Strong
Force Paul talks about what keeps the nucleus together. |
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130.
Transmutation Atomic transmutation explained, with examples. |
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131. Carbon
Dating How Carbon 14 is formed and its use in geometric dating. |