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9 Cards in this Set
- Front
- Back
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cast
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produced when sediments fill in a cavity
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mold
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when an organism decays in a rock
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half-life
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time it takes for half an isotopes atoms to decay
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radioactive decay
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process that occurs wwhen the number of protons in an atom is changed and a new element is formed
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radiometric dating
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methad by which a goelagist can calculate the absolute age of the rock by knowing the half-life of ann isotope
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a dark film in the inside of a fossil
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carbon film
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preminerlized slice of a tree
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mineral replacment
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ratio from c-14 to c-12
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1 to 1 trillion
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creation scientists reject absolute age of rocks and fossils because............
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they reject the theory of uniformitarianism
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