Rocks and Minerals

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Metamorphic Rocks

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change form because of heat and pressure.

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Weathering

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is the process of wearing away by long exposure to the atmosphere.

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Fossils

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are the remains or evidence of ancient plant and animal life.

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Igneous Rocks

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form from molten rock, or magma.

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Sediment

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is eroded material that settles on land or on the bottoms of bodies of water.

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Minerals

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are natural, non living solid crystals that make up rocks.

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Luster

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is the way the mineral’s surface reflects light.

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Erosion

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is the process of breaking down rocks by wind and water.

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Sedimentary Rocks

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are formed as layers of sediment press together and harden.

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True or False - There are 5 physical properties of minerals.

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True