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WMS Plate Tectonics
Unit 2 2nd 9 Weeks
Question | Answer |
---|---|
What was the name of the supercontinent that broke apart millions of years ago? | Pangaea |
Who was the geologist who first proposed the theory of continental drift? | Alfred Wegener |
The theory that states that Earth's continents are slowly drifting apart. | continental drift |
The remains of once living plants or animals. | fossils |
The theory that explains the movement of Earth's plates. | plate tectonics |
The layer of the Earth that is broken into plates | lithosphere |
The layer of the Earth that causes Earth's plates to move | asthenosphere |
The type of heat transfer that causes Earth's plates to move | convection |
The process that adds new crust to the ocean floor | seafloor spreading |
The geologist who proposed seafloor spreading | Harry Hess |