Tectonic Plates
Continental Drift
Layers of the Earth
Earthquakes
Igneous rocks and Volcanoes
100
Boundaries that move away from each other.
What are continental plate boundaries?
100
A theory that proposes that the Earth's continents had once been joined together as a single land mass.
What is Continental Drift Theory?
100
This layer is made up of oceanic and continental crust.
What is the crust?
100
The force applied to rocks.
What is stress?
100
Molten rocks that cool down.
What are igneous rocks?
200
Boundaries that slide past one another.
What are transform plate boundaries?
200
The man who proposed the Continental Drift Theory. (Need first and last name)
Who is Alfred Wegener?
200
This layer is made of solid nickel and iron.
What is the inner core?
200
Causes a material to lengthen.
What is tension?
200
Igneous rocks that cool underground.
What are intrusive igneous rocks?
300
A plate boundary that is responsible for the East Africa Rift Valley.
What are divergent plate boundaries?
300
The mountain range was found in South America and Antarctica.
What are the Andes?
300
This layer contains "plastic".
What is the asthenosphere?
300
The deformation of materials in response to stress.
What is strain?
300
Volcanoes that have basaltic eruptions and are found on divergent boundaries.
What are Shield Volcanoes?
400
A plate boundary that is associated with the process of metamorphism.
What are convergent plate boundaries?
400
It didn't explain what force could be strong enough to move such large land masses.
Why was Continental Drift Theory nor accepted at first?
400
This layer is the largest layer.
What is the mantle?
400
A break of stress in rocks.
What is an earthquake?
400
An igneous rock that porphyritic.
What is andesite?
500
A plate boundary associated with the creation of new crust.
What are divergent plate boundaries?
500
The name of the joined together landmass.
What is Pangea?
500
This layer spins faster than the other layers, thus causing a magnetic field around the Earth.
What is the inner core?
500
Scale the measure the magnitude of an earthquake.
What is the Richter Scale?
500
Mt. Fuji is an example of this kind of volcano.
What are Composite or Stratovolcanoes?
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