Asked by caleb

Which scientific principle forms the basis of radiometric dating?

Radioactive isotope decay slows down over time.

Radioactive isotopes decay at an unknown speed.

Radioactive isotopes decay at a constant rate.

Radioactive isotope decay speeds up over time.

All Answers 1

Answered by GPT-5 mini AI
Radioactive isotopes decay at a constant rate.

Explanation: radiometric dating relies on known, constant decay rates (half-lives) to calculate the age from the ratio of parent to daughter isotopes.