This states that the continents move over time.
(Continental Drift or Plate Tectonics)
Continental Drift Theory
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seesaw
Swap points!
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seesaw
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shark
Other team loses 15 points!
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lifesaver
Give 15 points!
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heart
Other team wins 20 points!
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fairy
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25
gift
Win 20 points!
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baam
Lose 5 points!
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15
Convection currents are powered by ___.
Heat from the Earth's Core
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15
What name did Wegener give the supercontinent in his Continental Drift Theory?
Pangaea
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15
What is the underlying force that drives plate tectonics?
Convection Currents
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15
What causes Earthquakes?
movement of the tectonic plates
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15
The majority of earthquakes and volcanoes occur along _____.
Plate Boundaries
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15
What layer is located in between the crust and the core?
The mantle
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15
This states the mechanism for HOW the continents move.
(Continental Drift or Plate Tectonics)
Plate Tectonics
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15
the soft and plastic layer in Earth's upper mantle
Asthenosphere
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15
made up of the oceanic crust, the continental crust and the rocky outer layer of the mantle; it is broken into plates which float on the top part of the mantle and move a few centimeters every year.
Lithosphere
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15
What is the layer at the center of the Earth called?
