Earth's Layers
What are the basic layers of the Earth?
Crust
Mantle
Core
The name of the super continent that existed long ago before being spread apart by plate tectonics.
Pangea
A force that acts on rock to change its volume and shape.
Stress
The part of a volcano that stores magma?
Magma Chamber
Name the 3 types of Rocks
Igneous
Sedimentary
Metamorphic
There are 2 types of crust. What are they?
Continental Crust
Oceanic Crust
What are the 3 types of plate tectonic boundaries?
Convergent
Divergent
Transform Fault
A break in the crust where slabs of crust slip past each other
Fault
When magma reaches the surface it is called ______.
Lave
When sediments are pressed together over time and become a rock, this type of rock is called a ________ rock.
Sedimentary
The Lithosphere is a combination of the ______ and ______?
Curst & Upper Mantle
Mountain ranges can be caused by the collision of two plates. What type of boundary could cause this?
Convergent
There are 3 types of stress. Which one occurs when rocks are pushed together?
Compression
Most Volcanoes occurs along ______ boundaries and ______ Zones.
Divergent Boundaries and Subduction Zones
Rocks can be sorted into groups by looking at their parts. Some of these parts are ______ and ______
Crystals
Grains
The Asthenosphere is the layer directly BELOW the ________.
Lithosphere
A ______ Zone occures when one oceanic plate is forced into the Lithosphere beneath another plate.
Subduction Zone
The place beneath Earth's surface where Earthquakes originate.
Focus
There are two types of Volcanic Eruptions, what are they?
Quiet and Explosive
Heat and pressure help change an igneous or sedimentary rock into a new kind of rock called ______ _____.
Metamorphic Rock
The energy currents that move through the Mantle are known as _______ _______.
Convection Currents
Describe what happens at each plate tectonic boundary.
Convergent- Plates move towards eachother
Divergent- Plates move away from eachother
Transform Fault- Plates slide past eachother
Seismic Waves
The stage of a volcano where it does not show signs of erupting in the near future is called _____.
Dormant
Rocks are broken down during a process called _______.
Weathering