The Theory of Plate Tectonics
Volcanic Landforms
Beneath the Earth's Surface
Earth Time and The Continental Puzzle
The Theory of Plate Tectonics
100
The idea that the continents were once one but drifted apart called
What is continental drift?
100
A volcano that can not ever erupt again
What is an extinct volcano?
100
The coolest of the earth's layers that we live on
What is the crust?
100
The time span of thousands, millions, and billions of years
What is geological time?
100
Where plate edges meet
What is plate boundaries?
200
The upper mantle and crust combined
What is the lithosphere?
200
A volcano that can still possibly erupt
What is an active volcano?
200
The name of the third layer
What is outer core?
200
A scientist who uses rock, fossil, and radioactive decay evidence to find out what happened in earth's history.
What is a paleontologist?
200
An idea supported by an abundance of evidence
What is a theory?
300
Broken pieces of the lithosphere that are moving
What are plates?
300
Magma above the surface.
What is lava?
300
The layer that the crust floats upon.
What is mantle?
300
The name of the super-continent created when all of the continents were connected.
What is Pangea?
300
A major fault in California where many earthquakes occur
What is the San Adreas Fault?
400
The movement of lithospheric plates
What is plate tectonics?
400
Lava below the surface.
What is magma?
400
The hottest layer.
What is inner core?
400
The animals that lived during the Mesozoic time period.
What were the dinosaurs?
400
A mountain range on the ocean floor that is the plate boundary of several plates
What is the North-Atlantic Ridge?
500
The name of the man who proposed the idea of continental drift in 1915.
Who is Alfred Wegener?
500
A volcano that can still possibly erupt but hasn't in a long time.
What is a dormant volcano?
500
The layer that is both solid and liquid
What is the state of the mantle?
500
The name of the time period that consists of dates less than 65 million years from now
What is the Cenozoic time period?
500
When two plates slide past each other other
What is a transform boundary?
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