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6th Rocks & Minerals

Study Guide

QuestionAnswer
What are the four characteristics of a mineral? formed in nature, solid, definite chemical makeup, crystal structure
How do we identify minerals? By there properties
Why is color not a reliable clue to identify a mineral? Only the streak reveals the true color
What are the properties of a mineral? color, streak, luster, cleavage, density, hardness
What are the characteristics of a rock? solid, formed naturally, made up of two or more minerals
What are the three types of rocks? Sedimentary Igneous Metamorphic
How can a rock change into a Metamorphic rock? Heat and Pressure
How can a rock change into an igneous rock? Melting and Cooling
How can a rock change into a sedimentary rock? weathering and cementation
What is sediment? Weathered and Eroded Rock
What is the difference between lava and magma? Lava is above ground and magma is below ground
What happens to rocks once they reach earth's surface? Weathering Erosion and Deposition
What type of rock contains fossils? Sedimentary
The hottest part of the earth core
the liquid part of the earth outer core
The rock cycle shows what? how rocks change over time
Which kind of rock forms when molten rock cools? Igneous
What scale is used to determine hardness? Moh's Scale
Created by: smg57
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