Question

Which of the following terms refers to the time it takes for one-half of the radioactive atoms in a sample of a radioactive element to decay?

- relative age

- absolute age

- potassium-argon data

- half-life**

Is my answer correct?
Rainshine
Please help!? I only have ten minutes until I leave and this is worth a lot of my grade.
Rainshine
Well, I got the answer right. Thanks for your help.
Steve
no problem. As you can see, a little effort on your part will often provide the answer.
Grace
What was the answer?
Anonymous
qehdi
Contortionist
Guys I'm on the test right now and I don't know yet but I will tell you when I submit the test what the answer is
Contortionist
The answer is D half-life