Question

Which knowledge is radiometric dating based upon?

A: the sequence of layers in the rocks

B: the rate of decay of certain people

C: the name of the rock

D: the weight of the samples


please answer correctly because i need this grade

Answer 1

99% sure its a

Step-by-step explanation:

Answer 2

The rate of decay of certain people

Step-by-step explanation:

Radiometric decay include measurement of the amount of determined radioactive isotopes. After their amount is measured, and well as rate of their decay is known, the age of a sample may be estimated.

~Lenvy~