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Fossils
| Term | Definition |
|---|---|
| AMBER | a sticky sap from ancient pine trees that has hardened |
| CAST | a fossil that forms when sediment (sand, mud, or minerals) hardens inside of a mold |
| EVIDENCE | any sign or indication that proves something |
| EXTINCT | when all animals or plants of a certan type die and none are left |
| FOSSIL | the remains or impressions of plants or animals that give us information about the past |
| FOSSIL RECORD | a record of life on Earth based on fossil evidence |
| IMPRINT | an impression left by a thin object in sand or mud that hardens into rock |
| MINERAL | a nonliving solid that occurs in nature (examples: gold, silver, diamonds, coal, amber) |
| MOLD | a hollow space with the imprint of a plant or animal |
| PALEONTOLOGIST | a scientist that studies fossils |
| PETRIFICATION | the process in which a plant or animal turns into stone |
| PRESERVE | to protect something so that it stays in its original state |
| SEDIMENT | small pieces of sand, mud, pebbles, and dead remains of organisms |
| SEDIMENTARY ROCKS | rocks formed by layers of sediment in the ground being pressed together over a long period of time |
| TRACE FOSSILS | fossils that are the visible marks or signs of an animal or its activity |
| BODY FOSSILS | a fossil that is the remains of a plant or animal |
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sab1nc
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