Earth Layers
Plate Tectonics
Volcanoes
Earthquakes
Vocabulary
100
Earth is divided into how many main layers.
What is 4 layers?
100
Earth used to be one large land mass known by this name.
What is Panagea?
100
The word volcano comes from which Roman god.
What is Vulcan - Roman God of fire.
100
This is the area inside the earth where an earthquake can start.
What is the Focus.
100
This is a large wave caused by an under sea earthquake.
What is a Tsunami?
200
This layer of the earth contains a hot liquid rock called magma.
What is the mantle?
200
This scientist came up with a theory that the large land mass broke apart into continents.
Who is Alfred Wegener?
200
This type of volcano will never erupt again.
What is an extinct volcano?
200
The area where the earthquake is felt on earth.
What is the epicenter?
200
This volcano is named after a weapon used by a warrior.
What is a shield volcano?
300
This layer of the earth is solid iron and nickel.
What is the inner core?
300
These are the number of continents today on earth.
What is 7?
300
This type of volcano is sleeping right now but it can become active in the future.
What is a dormant volcano?
300
This instrument records earth's movements during an earthquake.
What is a seismograph?
300
The continental drift theory explained this type of movement.
What are the movements of plates under the crust.
400
This layer of the earth is the thickest.
What is the mantle?
400
This can happen when 2 plates move apart from each other.
What is a volcanic eruption?
400
This hot, liquid rock comes up through a vent deep inside the earth.
What is magma?
400
This instrument records the strength of an earthquake.
What is the Richter Scale?
400
This is the name used when 2 plates move away from each other.
What is Divergent?
500
This layer of the earth is where the plates of rock are moving.
What is under the crust in the mantel?
500
When 2 plates move towards each other and collide they can create this formation.
What are mountains?
500
The Ring of Fire is located in this ocean.
What is the Pacific Ocean?
500
The San Andreas fault line where many earthquakes happen is located in this state.
What is California?
500
Plates that move up and down are called these.
What are transform plate movement?
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