Chapter 4: Plate Tectonics

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Across
  1. 3. Wegener's evidence for continental drift when he found remains of different plants and animals on different continents
  2. 5. Wegener's evidence for continental drift was that the continents fit together like _____ _____
  3. 7. large brittle pieces of Earth's outer shell
  4. 10. long underwater mountain ranges where new seafloor is made
Down
  1. 1. the idea that the continents move very slowly, over millions of years, parallel to Earth's surface
  2. 2. rocks found directly at the mid-ocean ridges are the _____
  3. 4. process by which new seafloor is continuously made at the mid-ocean ridges
  4. 5. ancient supercontinent named by Wegener that later broke into the seven continents we have today
  5. 6. Wegener's evidence for continental drift when he found rocks made by glaciers on currently warm continents was called ______ ______ evidence
  6. 8. theory that explains how lithospheric plates move and cause major geologic features and events on Earth's surface
  7. 9. the _____ rocks are pushed away from mid-ocean ridges as new rocks are formed