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dalvyx [7]
3 years ago
13

Why do scientists use radioactive decay to determine the age of fossils?

Biology
2 answers:
trapecia [35]3 years ago
6 0
Carbon- 14 has a half- life of 5,730 years. scientists determine the ages of once-living things by measuring the amount of carbon-14 in the material. 
KIM [24]3 years ago
6 0
Because it gives them their answer in about two days unlike other ways of finding out the age which could take weeks
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