Question and answer
Carbon-14 has a half life of about 5700 years. How useful is it in dating ancient fossils?
Carbon-14 is useful for dating ancient fossils because it is present in all living things.
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Question|Asked by penny22
Asked 199 days ago|2/3/2014 9:39:07 AM
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Questions asked by penny22
Describe Alpha decay.
Weegy: During an alpha decay an atom's nucleus sheds two protons and two neutrons in a packet called an alpha particle. (More)
Question|Asked by penny22
Expert Answered
Updated 198 days ago|2/4/2014 12:13:16 PM
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Describe beta decay
Weegy: In nuclear physics, beta decay ( decay) is a type of radioactive decay in which a beta particle is emitted from an atomic nucleus. (More)
Question|Asked by penny22
Expert Answered
Updated 199 days ago|2/3/2014 6:04:07 PM
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How useful is it in dating ancient fossils?
Weegy: Dating ancient fossils help us understand what animals were alive during a certain time period. If we didn't date fossils, we wouldn't know when dinosaurs or other extinct animals existed. (More)
Question|Asked by penny22
Expert Answered
Asked 199 days ago|2/3/2014 9:46:20 AM
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Explain what the term half-life means ?
Weegy: Half-life (t½) is the amount of time required for a quantity to fall to half its value as measured at the beginning of the time period. (More)
Question|Asked by penny22
Expert Answered
Updated 199 days ago|2/3/2014 3:15:54 PM
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How were species affected by the break up of Pangaea?
Weegy: The species were affected by the break up of Pangaea by the climate , because in some places the climate get cooler and some of the species died , [ environment and natural selection affected the species as well ] (More)
Question|Asked by penny22
Expert Answered
Asked 199 days ago|2/3/2014 9:42:22 AM
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