Science Vocabulary Review

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Across
  1. 3. :advance of desert-like conditions into areas that were previously fertile.
  2. 5. :sphere of Earth containing all liquid water.
  3. 7. :a layer of hot rock below the colid crust.
  4. 10. :type of rock that forms when a rock is changed by heat and pressure.
  5. 14. :process by which water vapor becomes liquid water.
  6. 17. :process by which liquid is changed to a gas.
  7. 20. :movement of sediments by wind, water, ice, and gravity.
  8. 22. :sphere of Earth containing all frozen water.
  9. 23. :sphere of Earth containing all living organisms.
  10. 25. :layer of molten metal surrounding the inner core.
  11. 27. :type of rock that forms from compaction and cementation of small particles.
  12. 28. :preserved remains or traces of living things.
  13. 29. :breaking down of rocks and other substances into sediments.
  14. 31. :transfer of heat by electromagnetic waves.
  15. 32. :form of oxygen that is toxic to humans.
Down
  1. 1. :water that forms in clouds and falls to Earth as rain, snow, hail, or sleet.
  2. 2. :gases in the atmosphere trap some heat near Earth's surface while some escapes into space.
  3. 4. :dense ball of solid metal.
  4. 6. :type of rock that forms from cooled magma and lava.
  5. 8. :measure of the amount of water vapor in the air.
  6. 9. :transfer of heat in fluids where heat rises and cooler particles sink.
  7. 11. :hill of sand piled up by wind.
  8. 12. :long-term weather pattern in an area.
  9. 13. :process by which water vapor is given off through leaves.
  10. 15. :sphere of Earth containing gases.
  11. 16. :sphere of Earth containing rock and metal.
  12. 18. :short-term conditions in an area.
  13. 19. :transfer of heat involving the collision of particles.
  14. 21. :removal of forests to use the land for other reasons.
  15. 24. :laying down or placing of sediments after being moved to a new place.
  16. 26. :landform created when a river reaches an ocean and the water slows and deposits sediments.
  17. 30. :rock that forms Earth's outer layer.