Earth's Layers
Rock Cycle
Rock Types
Plates and Faults
The Inside Story
100
The thinnest layer of the Earth.
What is the crust?
100
The effect of wind and water on rocks.
What is weathering and erosion?
100
The classifications of rock.
What are igneous, sedimentary and metamorphic?
100
Plate boundary where plates are moving past each other.
What are transform or strike slip boundaries?
100
The history of animal and plant evidence found in layers of rock is called
The fossil record
200
The thickest layer of the Earth.
What is the mantle?
200
The way sediment can become sedimentary rock.
What is lithification (compacting and cementing)?
200
Type of rock that may contain fossils.
What is sedimentary?
200
Boundary where plates are moving away from each other.
What is a divergent boundary?
200
The solid layer within the mantle that bends due to heat and pressure.
What is the asthenosphere?
300
The molten layer of the Earth.
What is outer core?
300
Classification of rock that comes from magma that cool WITHIN the earth.
What is intrusive igneous rock?
300
Rock that is formed when lava cools on the surface after a volcanic erruption
Extrusive igneous rock
300
Type of boundary where mountain chains are formed.
What are convergent boundaries?
300
The most common rock making up oceanic crust.
What is basalt?
400
Materials that make up most of the core.
What is iron and nickel?
400
What a sedimentary rock must go through to become a metamorphic rock.
What are heat and pressure?
400
Type of rock that comes from an igneous rock that is put under a great deal of heat and pressure.
What is metamorphic?
400
Type of boundary that causes earthquakes but not usually volcanoes.
What are transform boundaries?
400
The super continent proposed by Alfred Wegener
Pangaea
500
The cyclic movement of magma in the mantle as it warms and cools is called
What is Convection Currents
500
List the five ways rocks change.
What are heat and pressure, melting, cooling, weather and erosion, and compacting and cementing?
500
Developed a hardness scale.
Who is Mohs?
500
Where rift valleys and volcanoes are found..
What is a divergent boundary?
500
Divisions of time on the fossil record are called
Eras and Periods
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