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  • Geology - Earth Science Online Quiz
  • A radioactive atom's half life
Multiple choice

A radioactive atom's half life

  1. is constant

  2. acts like a clock

  3. never changes

  4. all of these answers

Reveal answer Fill a bubble to check yourself
D Correct answer
Explanation

The half-life of a radioactive isotope is a constant property that does not change over time, making it a reliable tool for dating materials.

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  • Radioactivity and Nuclear Decay (75 questions)
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