Fossils

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What is a Carbonized Fossil?

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A type of fossil that forms when organisms are pressed between layers of mud, harden, and leave a carbon imprint after everything else decays.

Tags

NGSS.MS-LS4-1

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What is a Petrified Fossil?

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A fossil that forms when minerals soak into buried remains and change them into rock, commonly seen in trees.

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What does the Law of Superposition state?

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The oldest layers of rock are always at the bottom, and the youngest layers are at the top, if the rock layers have not been disturbed.

Tags

NGSS.MS-ESS1-4

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What causes Uplift in geology?

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Uplift is caused by Earth's tectonic plates colliding and pushing rocks upward.

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NGSS.MS-ESS2-2

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What are Preserved Fossils?

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Fossils that are preserved in their original form, such as insects trapped in amber or wooly mammoths frozen in ice.

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What is a Trace Fossil?

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A type of fossil that records the activity of organisms, such as footprints or burrows.

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What is a Mold Fossil?

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A fossil that forms when an organism leaves an impression in sediment, which hardens into rock.

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What is a Cast Fossil?

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A fossil that forms when a mold is filled with minerals or sediment, creating a replica of the original organism.

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What is the role of sediment in fossil formation?

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Sediment helps to bury and preserve organisms, allowing for fossilization to occur.

Tags

NGSS.MS-LS4-1

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What is the significance of amber in fossil preservation?

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Amber is tree resin that can trap and preserve small organisms, providing a detailed look at ancient life.