Continental Drift

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Across
  1. 2. The supercontinent that once contained all landmasses
  2. 5. Type of plate boundary where plates move away from each other
  3. 6. Scientist who proposed the continental drift hypothesis
  4. 7. Remains of ancient plants and animals used as evidence for plate tectonics
Down
  1. 1. The theory that Earth’s lithosphere is broken into moving sections
  2. 3. Chain of mountains formed along the ocean floor where plates move apart
  3. 4. A well-tested explanation supported by evidence
  4. 5. The slow movement of continents across Earth’s surface