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The Living World 8th Edition by George Johnson
النسخة 8الرقم المعياري الدولي: 978-0078024214The Living World 8th Edition by George Johnson
النسخة 8الرقم المعياري الدولي: 978-0078024214 تمرين 6
Imagine you were to find a fossilized animal bone containing one-eighth the amount of carbon-14 present in earth's atmosphere today. How long ago did the animal die?
Explain why it is difficult to use carbon-14 dating on 100-million-year-old dinosaur fossils.
Explain why it is difficult to use carbon-14 dating on 100-million-year-old dinosaur fossils.
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موثّق
Isotopes are atoms that possess the same...
The Living World 8th Edition by George Johnson
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