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Radioactive isotopes can be used to find the age of rocks, fossils, or other artifacts. Carbon-14 has a half-life of 5,730 years. Suppose a sample of charcoal from a primitive fire pit contains one eighth of its original amount of carbon-14. How old is the sample?
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In iceland, the mid atlantic ridge runs through the center of the contry. what can you conclude about the apperence of iceland many thousands of years from now?
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What do you need to use in order to work as an environmental scientist? you need to use the scientific method and__ in order to work as an environmental scientist.
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Radioactive isotopes can be used to find the age of rocks, fossils, or other artifacts. Carbon-14 ha...
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