The Earth's Structure

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Across
  1. 4. These are where the tectonic plates meet and release ash into the atmosphere
  2. 6. Melting polar ice caps is causing a rise in this
  3. 8. Type of light filtered out by the ozone layer and sunscreens
  4. 12. The _______ layer that filters out harmful ultraviolet radiation
  5. 13. Part of the earth that contains the top of the mantle and the tectonic plates
  6. 14. Global ______________ is caused by greenhouse gases.
  7. 16. Very top layer of the geosphere.
  8. 17. Solid part of earth
  9. 19. Hottest and densest part of the geosphere
  10. 20. layer of the atmosphere that contains the ozone layer
  11. 21. This current, called the _________ stream runs along the east coast of the US.
Down
  1. 1. Part of earth that includes all water
  2. 2. Part of earth that contains living things
  3. 3. Layer of gases that blanket earth
  4. 5. These plates float on the mantle and move the continents
  5. 7. One type of extreme weather from global warming that pollutes freshwater
  6. 9. The layer of the atmosphere where we live and where most weather occurs
  7. 10. Found in aquifiers and used as a source of drinking water.
  8. 11. The ____________. effect is the atmospheric process that holds heat in the atmosphere
  9. 15. Responsible for regulating earth's temperature
  10. 18. Liquid __________ is essential for life on earth.