Subsurface+Processes


 * For the questions below, provide your name and your best answer. **

Question 1 How are continental drift and plate tectonics different? continental dridt is the theory that earth's continents move slowly across the earth's surface, as opposed to the thought that instead there are giant slabs, or plates that move in accordance to one another. -Seth Question 2 __Explain__ three types of evidence that supports the theory of continental drift 1.There is a geopgraphic fit of Africa and South America. 2. There are matches of fossils on many different continents. 3.There are matches of rock types and structures across many different continents. -Seth

Question 3 What causes plate tectonics? Plate tectonics are caused by convection currents in the mantle. -Seth

Question 4 Watch the video. media type="youtube" key="uGcDed4xVD4" height="315" width="560"

Using the diagram, predict what might happen to earth's landforms in the future. I predict that as the continental plates break apart that they will eventually come to the formation of another pangaea on the other side of the earth in the next 200-300 million years. -Seth