| MINERALS | ROCKS | LAYERS OF THE EARTH | CONTINENTS |
|---|---|---|---|
|
A mineral is a solid object that is formed in nature, is non living and has a crystalline structure
What is a mineral?
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A mixture of 1 or more naturally occurring minerals, or organic matter
What is a rock?
|
Crust
What layer of the Earth do we live on?
|
|
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A test that measures the way a mineral reflects light
What is a luster test?
|
A rock that is formed by the cooing of magma or lava
What is an igneous rock?
|
Mantle
What layer of the Earth is the biggest?
|
|
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The color of a mineral in it's powdered form
What is streak?
|
A rock that is formed from the compaction and cementation of sediments
What is a sedimentary rock?
|
Outer core
What is the only liquid layer of the Earth?
|
|
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Cleavage
If a mineral breaks in a smooth line, is that cleavage or fracture?
|
A rock that is formed from extreme heat and pressure
What is a metamorphic rock?
|
By studying seismic waves
How do scientists study the core?
|
|
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Brown
What color streak does hematite have?
|
When large pieces of the Earths crust collide and cause rocks to be chemically changed by heat and pressure
What is regional metamorphism?
|
Lithosphere, asthenosphere, mesosphere, outer core, inner core
Name the 5 physical layers of the Earth from top to bottom
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