Vocabulary
Continental Drift
Plate Tectonics
Miscellaneous
Layers of the Earth
100
The Earth's lithosphere is broken into separate sections called this
What are plates?
100
Scientists who study the earth
What is a geologist?
100
The name of the supercontinent that began to break apart about 225 million years ago.
What is Pangaea?
100
In the convection current of soup, the cooler denser liquid does this
What is sinks to the bottom?
100
The outermost layer of the Earth
What is the crust?
200
Continental crust consists mainly of this rock
What is granite?
200
The scientist who proposed the theory of continental drift
Who is Alfred Wegener?
200
Mountains are formed from this type of boundary movement
What is convergent boundary?
200
This is the transfer of energy through space
What is radiation?
200
The lithosphere includes all of this and part of the mantle
What is the crust?
300
This is a break in the Earth's crust where rocks have slipped past each other
What is a fault?
300
Scientists rejected Wegener's theory because he couldn't do this
What is explain what pushes or pulls continents?
300
This is the crust that goes below the other when two oceanic crusts converge
What is the more dense layer?
300
The process by which oceanic crust sinks beneath trenches
What is subduction?
300
These are the four layers of the earth from the outside to the inside.
What is crust, mantle, outer core, inner core?
400
This part of the mantle can bend like plastic
What is the aesthenosphere?
400
This is what scientists now know about Earth that would have answered the scientists who rejected Wegener's theory.
What is convection currents move the plates (plate tectonics theory)?
400
This forms when a convergent boundary happens under water.
What is a trench?
400
Fossils found of tropical plants in the Arctic Ocean are evidence for Wegeners hypothesis of this
What is continental drift?
400
The difference between the third and fourth layer
What is the outer core is liquid and the inner core is solid?
500
When two plates go in opposite directions but also go past each other
What is transform boundary?
500
The 3 evidences that Wegener had to show that continental drift does happen.
What is continents fit like puzzle pieces (landform evidence), fossil evidence and climate change?
500
A rift valley forms when this type of boundary happens on land
What is divergent boundary?
500
This is a measure of how much mass there is in a volume of substance
What is density?
500
These are the two sections of the mantle's upper layer
What is lithosphere and aesthenosphere?
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