unit 3 Part a

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Across
  1. 2. the amount of water running through a pipe or over a waterfall.
  2. 5. a shaking or vibrating of the earth’s crust.
  3. 7. a large ocean wave caused by an earthquake or a volcano.
  4. 8. of rock layers.
  5. 10. electricity generated by waterpower.
  6. 15. hot molten rock that comes to the earth’s surface through a volcano or other crack in the earth’s crust
  7. 16. a cone-shaped mountain formed by the erupting material.
  8. 17. the energy of motion.
  9. 19. a large sheet of slowly moving ice
  10. 21. hot molten rock located below the earth’s surface.
  11. 22. the distance that water falls at a waterfall or dam.
  12. 23. the outer layer of the earth
  13. 24. the power to do work occurring in forms like heat, light, and sound.
Down
  1. 1. energy that is ready to be used such as the energy of water behind a dam.
  2. 3. a series of creatures in which smaller members are eaten by larger members
  3. 4. a crack in the earth’s crust where the rock layers shift from time to time.
  4. 6. a shaking of the earth’s crust believed to result from the
  5. 9. an instrument that detects and records tremors in the earth’s crust.
  6. 11. a channel of moving water in the ocean, influenced by winds and by water temperature.
  7. 12. a moving ridge of water such as is common on the ocean surface.
  8. 13. tiny plants and animals drifting in the ocean and used as food by fish.
  9. 14. small, rounded pieces of ice that form high in a thunderhead and fall to the earth.
  10. 18. a huge rotating tropical storm with winds of at least 75 miles per hour
  11. 20. a powerful discharge of static electricity between clouds or between a cloud and the ground.