Warming Earth's Surface Puzzle 2

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Across
  1. 1. the portion of Earth occupied by living things
  2. 3. A scientist who studies climate.
  3. 8. imaginary lines that measures the distance east or west
  4. 11. Scientists who map oceans. Also known as marine scientists.
  5. 12. imaginary line equally distant from both poles
Down
  1. 2. The portion of Earth that is water
  2. 4. A thin blanket of air that surrounds Earth
  3. 5. imaginary lines that measure the distance north or south of the equator
  4. 6. the earth is divided into two of these
  5. 7. A scientist who studies Earth’s atmosphere and who monitors, studies and forecasts weather.
  6. 9. The solid portion of Earth
  7. 10. the imaginary line that divides Earth into two equal parts:the Eastern Hemisphere and the Western Hemisphere.