Unit 1 and Unit 2 Review

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Across
  1. 3. the earth's ______ causes the climates and seasons around the world
  2. 5. one revolution of the earth around the sun
  3. 10. the process of removing salt from salt water
  4. 12. the hydrosphere consists of what part of the earth
  5. 13. number of continents the earth has
  6. 14. the form of government where one person holds all the power
  7. 15. most of the earth's fresh water is ________
  8. 16. one person controls the government and receives power through heredity
  9. 17. imaginary lines that run north and south from pole to pole
  10. 18. one rotation of the earth
  11. 19. economic activity that takes natural resources directly
  12. 21. imaginary lines that run east and west around the globe
  13. 22. magma erupts up from the earth creating islands in the pacific
Down
  1. 1. economic activity described has manufacturing goods
  2. 2. the climate region where the tundra is found (2 words)
  3. 4. higher infant mortality rate and lower life expectancy indicates a lower ______________
  4. 6. what type of land feature is Italy
  5. 7. one person controls the whole government and takes power by force
  6. 8. This shifted the human race from nomadic hunter-gatherer cultures to a sedentary farming cultures (2 words)
  7. 9. one person holds the power and receives power through being called of God
  8. 11. what percent of the earth's surface is water
  9. 12. erosion that creates soil from solid rock
  10. 20. the form of government where the people hold all the power