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| rock that is formed from minerals, small pieces of plants & other organic matter and is compressed over a long period of timebefore consolidating into solid layers of rock |
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| rock that is formed when magma cools and solidifies. It may do this above or below the Earth's surface. |
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| rocks have been changed over time by extreme pressure & heat. |
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| molten (melted) rock that has reached the Earth's surface. |
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| molten (melted) rock found beneath the Earth's surface. |
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| found in nature,made from a unique mix of elements, and are arranged in a particular way. |
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| solid rock that lies under the surface of the ground |
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| layer of soil that is under the top layer |
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| upper layer of soil in which plants have most of their roots |
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| hard outer layer that covers the Earth |
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| part of the interior of the Earth that lies beneath the crust and above the central core. |
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| the center of the Earth made of liquid iron & nickel. |
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