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Vocabulary
Plate Tectonics
Earthquakes
Volcanoes
The Earth
100
The concept that the Earth's surface is made up of crustal plates that float in the mantle.
What is the plate tectonics?
100
The place where 2 plates meet.
What are plate boundaries.
100
Cracks in the surface of the Earth where earthquakes can begin.
What are faults?
100
Molten rock that reaches the Earth's surface through volcanoes.
What is lava?
100
The center of the Earth.
What is the core?
200
The machine used to measure the intensity of an earthquake.
What is a seismograph.
200
When 2 plates move towards each other.
What are converging boundries.
200
The point inside the Earth where the earthquakes begins.
What is the focus?
200
The molten rock below the crust of the Earth.
What is magma?
200
The outer layer of the Earth that is made of solid rock.
What is the crust?
300
The measure of the intensity of an earthquake.
What is magnitude.
300
When 2 plates move away from each other.
What are diverging boundaries.
300
The point on the surface of the Earth directly above the focus.
What is the epicenter?
300
Bombs, ash, gases, and cinders.
What are things that come out of volcanoes?
300
The layer of the Earth just below the crust, made from molten rock.
What is the mantle?
400
The idea that the continents are moving.
What is continental drift.
400
When 2 plates slide past each other.
What are transform boundaries?
400
The type of waves that move back and forth.
What are P- waves?
400
The central opening in a volcano.
What is a vent?
400
The only liquid layer of the Earth.
What is the outer core?
500
The name for the effect of divergent plates.
What is seafloor spreading.
500
Name the 2 effects of converging boundaries.
What are mountains and subduction?
500
The type of waves that cause the most damage.
What are surface (or L) waves?
500
The magma filled space inside the volcano before eruption.
What is a chamber?
500
Provides evidence that the super continent of Pangea existed.
What are fossils?