science 8th grade midterm exam review over section 4:rocks and minerals.
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| What do you call molten rock inside the earth? | magma
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| What are the characteristics of sedimentary rocks? | layered, grainy texture.
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| Magma that cools below the earth's surface forms what type of rock? | igneous
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| what type of processes occur during the rock cycle? | cementation, compaction, melting, heat and preassure, weathering, erosion.
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| What type of crystals form in slowly cooling magma? | large
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| an _____ is a mineral or rock containing a substance that can be mined for a profit. | ore
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| what property of a mineral describes how it reflects light? | luster
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| a _____ is a solid in which atoms are arranged in a repeating pattern. | cleavage
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| the rock cycle indicates that each type of rock can ____. | change
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| name four properties that a mineral may posess | luster, cleavage, fracture,crystal grains.
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| 59-63 cannot be typed. | 59-63 cannot be typed.
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| a diagram shows the three types of rocks and the processes that form them, what is the diagram called? | the rock cycle.
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| lava and _____ can cool to become igneous rocks. | magma
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| heat and preassure can turn sedimentary rocks, or _______ rocks into metamorphic rocks. | igneous
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| metamorphic rock can _____ and cool to become ingneous rocks. | melt
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| weathering and erosion break down igneous and other types of rocks into smaller pieces called ____ | sediments
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