Answers 2026-27 AL-Earth and Space Science Absolute DatingQuestion 8

8

QuizMultiple Choice

Absolute Dating

Question 8 • 2026-27 AL-Earth and Space Science

What is the age of a meteorite if potassium-40 decayed from 80 g to 10 g? The half-life of potassium-40 is 1.3 billion years.

Answer

A

1.3 billion years

B

2.6 billion years

C

3.9 billion years

D

5.2 billion years

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