Plate Motion Crossword Puzzle 2

1234567891011121314
Across
  1. 3. something we observe to be similar over and over again
  2. 4. an object, diagram, or computer program that helps us understand something by making it simpler or easier to see
  3. 7. any of the many processes (such as eruptions and lava flows) in which gas, lava,and ash are pushed out on the surface of Earth
  4. 8. the slow pulling apart of land that is caused by plate movement
  5. 11. the place where two plates meet
  6. 13. an extinct reptile that lived about 300 million years ago
  7. 14. one of the very large sections of hard, solid rock that make up Earth’s outer layer
Down
  1. 1. the outside or top layer of something
  2. 2. an underwater mountain range formed when two plates move apart
  3. 5. Earth’s outermost layer of hard, solid rock that is underneath the soil, vegetation, and water
  4. 6. the layer of soft, solid rock underneath Earth’s plates
  5. 9. how often or fast something happens
  6. 10. a set of interacting parts forming a complex whole
  7. 12. a long, deep indentation in the ocean floor formed when two plates move together