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science exam review

science 8th grade midterm exam review over section 4:rocks and minerals.

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