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The top documents tagged [broken rock material]
Lesson 1-1 Scientists divide Earth into systems to help them better understand the planet. The outermost Earth system is an invisible layer of gases that
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Sedimentary Igneous Metamorphic What are minerals? Minerals are naturally occurring, nonliving substances found in Earth. They have a chemical formula,
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biosphere atmosphere hydrosphere cryosphere Earth Systems groundwater geosphere mineral rock
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