Plate Tectonics word puzzle

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Across
  1. 2. a large plume of hot mantle material rising from deep within the Earth
  2. 4. a chain or group of islands that forms from volcanic activity along a subduction zone.
  3. 5. energy that comes from a source and travels through space at the speed of light
  4. 6. the preserved remains of plants and animals
Down
  1. 1. Something that lava comes out of
  2. 3. gigantic continent
  3. 5. a path along the Pacific Ocean characterized by active volcanoes and frequent earthquakes.