Question

is measured in half-lives

Answer 1

@JoeDeWise

Answer 2

https://en.wikipedia.org/wiki/List_of_radioactive_isotopes_by_half-life

Answer 3

@Beast-Mode

Answer 4

is that it?

Answer 5

no

Answer 6

The measurement is useful in radiometric dating because exponential decay means it doesn't matter how much radioactive material you have, the time taken until half of it is gone [the half-life] is always the same.

Answer 7

that is the best i can do with what you gave me

Answer 8

here are the choices
mold
fossil
radioactive decay
carbon-14
remains
hard
missing layer
trace

Answer 9

radioactive decay

Answer 10

carbon-14

Answer 11

which one

Answer 12

radioactive decay

Answer 13

Radioactive decay, also known as nuclear decay or radioactivity, is the process by which a nucleus of an unstable atom loses energy by emitting radiation.