Fossil Word
Fossil Definition
Which Step?
fossil trivia
100
the hardened remains of a living thing that died long ago
What is fossil
100
fossil
What is the hardened remains of a living thing that died long ago
100
the soft parts of an animal decompose or rot away
What is step one of fossil formation
100
Teeth and bones; dinosaur tracks (trace fossils); mold; cast; plant; animal
What are three kinds of fossils?
200
the shape of a once-living thing left in sediment when the rock formed
What is a mold
200
mold
What is the shape of a once-living thing left in sediment when the rock formed
200
hard parts of the animal, such as shells or bones, are buried under layers of sediment
What is step two of fossil formation?
200
What is left of a once living thing is sometimes buried in teh particles that form sedimentary rock
Why are more fossils found in sedimentary rock than in other rocks?
300
molds of leaves or other thin objects (like a stamp)
What are imprints
300
imprint
What are molds of leaves or other thin objects (like a stamp)
300
Over a long time, the bones and sediment turn to rock
What is step three of fossil formation?
300
animals and plants that no longer exist.
What can scientists learn from fossils?
400
forms when mud or minerals later fill a mold
What is a cast
400
cast
What forms when mud or minerals later fill a mold
400
Movement of Earth's crust brings the rock closer to the surface. Wind and rain wear away the rock. Then, people can see the fossils.
What is step four of fossil formation?
400
Fossils are the remains of plants and animals from long ago
What was the main idea of the fossil chapter?
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