Volcanoes, Earthquakes, Floods, and Mudslides

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Across
  1. 4. Another word for rain.
  2. 5. Suffix which means wave.
  3. 8. When one tectonic plate goes under another.
  4. 11. Movement of water and sediments.
  5. 13. A mass of snow, ice, and rocks falling down.
  6. 14. A crack in the Earth.
  7. 15. Flowing substance when it rains a lot.
  8. 16. Earth layer where convection currents occur and in between the core and the crust.
  9. 17. Cold substance that mixes with dirt and rocks during an avalanche.
  10. 18. Prefix that means harbor.
  11. 20. Type of plate movement where plates move away from each other.
  12. 21. Provide roughly 25% of all land-based ecosystems and represent 2% of Earth's land surfaces
Down
  1. 1. The scale used to measure earthquakes.
  2. 2. Can cause a tsunami other than an earthquake or landslide.
  3. 3. The instrument used to record seismic waves.
  4. 6. Mixture of water and soil.
  5. 7. Percentage of Earth that is water.
  6. 9. The type of current found in the Earth's mantle.
  7. 10. This is what is produced during a tsunami.
  8. 12. Slope of an incline
  9. 17. Type of wave made from earthquakes.
  10. 19. Made from flooding and water erosion.