Plate tectonics
Volcanoes
Earthquakes
Mountains
Earth Trivia
100
20 plates
What is how many plates make up the earth?
100
Volcanoes form
Where two plates meet
100
Faults
What is the location of most earthquakes?
100
Earthquake
What is the shaking of the earths crust?
200
7 plates
How many major plates are there on earth?
200
Shield, cinder cone and composite volcano
What are the three types of volcanoes?
200
Seismograph
What is the instrument that detects and records earthquake waves?
200
Himalayas are an example
What is folding plates
200
Continental Drift
What is the theory that the continents move?
300
Pangea
What is the name of the supercontinent?
300
Vent
What is the opening in the crust where magma comes out?
300
Sea-floor spreading
What is the theory of the ocean floor moving apart and new crust being formed.
400
1/4 to 4 inches each year.
What is the amount of movement plates move in a year?
400
Cinder cone
What is a steep sided volcano with explosive eruptions
400
Epicenter
What is the point located above the focus on the earths crust?
400
Reverse fault
What is the movement of plates when they push together and one side gets pushed up?
400
North American Plate
What is the plate called where we live?
500
Convection currents
What is the scientific explanation on how plates move
500
Hawaiian Islands are an example
What are shield volcanoes
500
Tsunami
What is a large ocean wave caused by an earthquake
500
Strike-slip fault
What is the movement of plates when they slide past each other?
500
San Andreas fault
What is the strike-slip fault in California?
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