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Type: Multiple-Choice
Category: Nuclear Chemistry
Level: Grade 8
Author: MrJamesE
Last Modified: 3 years ago

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Nuclear Chemistry Question

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Grade 8 Nuclear Chemistry

What element half life is used to find the age of dinosaur fossils?
  1. Carbon-14
  2. Uranium-238
  3. Oxygen-21
  4. Potassium-40
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