fossils
Quiz yourself by thinking what should be in
each of the black spaces below before clicking
on it to display the answer.
Help!
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| trace fossil | a fossil that formed when an organism pressed into mud, leaving a shape that hardened in rock
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| evidence | information and facts that help prove something or make you believe that something is true
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| index fossil | a fossil of a known age that is used to figure out the age of the rock around
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| imprint | a mark made by pressing or stamping something on the surface
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| replace | to put out one thing in place of another( A petrified fossil forms when the hard parts of an organism are replaced b minerals. The fossil looks like a bone or tree trunk, but is made of rock.)
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| fossil fuel | a fuel that formed from the decayed remains of ancient plants and animals(petroleum, gasoline,coal,natural,gas)
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| mold | a footprint,track, or burrow made by an organism and preserved in tock
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| petrified fossil | a fossil that formed when the hard parts of an organism were replaced by minerals
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| paleontologist | a geologist who specializes in fossils
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| sediment | bits of rocks,soil,shells, and the remains of organisms
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