Geology and Natural Science Terms

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Rocky Outcrop

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A part of rock that sticks out from the ground, like a big rock or group of rocks you can see above the earth.

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Fossil

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The remains or prints of plants or animals that lived a long time ago, found in the ground or rocks.

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Ancient

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Very old, something that happened or existed a long, long time ago.

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Sediment

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Small pieces of rocks, sand, or dirt that settle at the bottom of water, like what you might find in a river or lake.

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Layers

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Different levels or sheets of material stacked on top of each other, like layers of cake or dirt.

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Organism

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A living thing, like a plant, animal, or tiny bug.

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Sedimentary

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A type of rock that is made from layers of sediment that have been pressed together over time.

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Cycle

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A repeating pattern or process, like how water moves through the environment or how the seasons change.