This states the mechanism for HOW the continents move.
(Continental Drift or Plate Tectonics)
Plate Tectonics
15
This states that the continents move over time.
(Continental Drift or Plate Tectonics)
Continental Drift Theory
15
True or False: Wegener said that the mountains (rocks) in North America line up with mountains (rocks) in northern Europe.
True
15
What layer is located in between the crust and the core?
The mantle
15
What is the underlying force that drives plate tectonics?
Convection Currents
15
What name did Wegener give the supercontinent in his Continental Drift Theory?
Pangaea
15
Convection currents are powered by ___.
Heat from the Earth's Core
15
The majority of earthquakes and volcanoes occur along _____.
Plate Boundaries
15
Convection currents occur in which layer of the Earth?
Mantle
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
15
the soft and plastic layer in Earth's upper mantle
Asthenosphere
15
What is the layer at the center of the Earth called?