Multiple choice

How can we calculate the age of rock?

  1. By determining the presence of lead

  2. By determining the presence of ammonia

  3. Both 1 & 2

  4. None of these

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A Correct answer
Explanation

The age of rocks can be calculated through radiometric dating, particularly by measuring the presence of lead isotopes that result from the radioactive decay of uranium. Lead-lead dating is a specific method used in geological dating.