Interpret data to determine the oldest rock bed. a sandstone contains a 400-million-year-old fossil. a shale has fossils that are over 500 million years old. a limestone, between the sandstone, contains fossils between 400 million and 500 million years old. which rock bed is oldest? explain.
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Interpret data to determine the oldest rock bed. a sandstone contains a 400-million-year-old fossil....
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