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Unformatted text preview: NEW* Chapter 29 *Not necessarily improved Earth Materials AKA “Rocks” Did you read Did you read NEW Chapter NEW Chapter 29 for today? 29 for today? a) Yes a) Yes b) No b) No Quiz: Which of these is evidence supporting continental drift? 1. Similar geologic features on “fitted” continents 2. Similar fossils of “fitted” continents . rientation of magnetic fields in rocks when 3. Orientation of magnetic fields in rocks when continents are “fitted” 4. Patterns in glaciation 5. All of these How does the plate tectonic model account for the movement of continents? A) The continents float on the surface of the liquid core of the earth? B) The continents move through the rock of the lithosphere, very slowly. ) he continents rest on plates which raft around C) The continents rest on plates which raft around on a layer of plastic rock in the earth D) The continents have a layer of liquid rock underneath them which allows them to slide over the ocean crust. E) Plate tectonics is unable to explain the drift. Which would you expect to find at a diverging plate boundary between two continental plates?...
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- Winter '08
- Plate Tectonics, Igneous rocks, rocks