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8th Grade Earth Science Help?

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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?

  • Please help fast? I only have ten minutes left until we leave! -

    Please help!? I only have ten minutes until I leave and this is worth a lot of my grade.

  • 8th Grade Earth Science Help? -

    Well, I got the answer right. Thanks for your help.

  • 8th Grade Earth Science Help? -

    no problem. As you can see, a little effort on your part will often provide the answer.

  • 8th Grade Earth Science Help? -

    What was the answer?

  • 8th Grade Earth Science Help? -

    qehdi

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