Geography, 22.09.2020 23:01 cm4morris121801
Why are Index fossils a good tool for determining the age of a rock layer?
Because index fossils are of organisms that existed for a long period of time. Finding them in a rock layer, will determine the life span of similar animals found today.
Because index fossils are of organisms that existed for a long period of time. When finding them in a rock layer, you can be certain that the rock layer was formed in that long-time frame.
Because index fossils are of organisms that existed for a long period of time. Finding them in a rock layer, will bring you good luck.
Because index fossils are of organisms that existed for a short period of time. When finding them in a rock layer, you can be certain that the rock layer was formed in that small-time frame.
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Why are Index fossils a good tool for determining the age of a rock layer?
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