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Rocks

Science, Grade 4

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© Copyright NewPath Learning. All Rights Reserved. 94-4344 Visit www.newpathlearning.com for Online Learning Resources. Rocks Photos courtesy of NASA and USFWS. Earth’s Crust The Earth’s crust is made up of many different rocks. The Rock Cycle Earth’s surface is always changing. Rocks can also change through a process called the Rock Cycle. They can break down into sediment, be compressed into new rocks, and melt and cool. crust mantle core conglomerate sandstone gneiss granite slate obsidian Metamorphic Igneous quarzite marble schist basalt gabbro rhyolite crust mantle core The Earth’s mantle is made of igneous and metamorphic rocks. IGNEOUS METAMORPHIC SEDIMENTARY MAGMA MELT ING C O O L IN G & H A R D E N IN G DEPOSIT ION EROSI ON C O M PA CT IO N

© Copyright NewPath Learning. All Rights Reserved. 94-4344 Visit www.newpathlearning.com for Online Learning Resources. Rocks IGNEOUS METAMORPHIC SEDIMENTARY MAGMA MELT ING C O O L IN G & H A R D E N IN G Pause & Review Label the Rock Cycle using these terms: erosion, compaction, deposition, melting, cooling & hardening.

Rocks

Science, Grade 4

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