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8 Cards in this Set
- Front
- Back
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carbonized fossil |
forms when organisms or parts are pressed between layers or soft clay or mud that hardens squeezing all of the decaying organism between rock |
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cast fossil |
forms when a mold is filled with sand or mud that hardens into the shape of the organism |
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fossil |
the preserved remains of an animals |
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fossil record |
gives important info about the fossil |
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mold fossil |
forms when sediments bury and organism change into rock |
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petrified fossil |
forms when minerals soak into buried remains |
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perserved fossil |
forms when fossils are prevented from decaying |
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trace fossil |
forms when the mud or sand hardens into stone where a foot print once was |
