earth sci 2

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Across
  1. 1. where the curve of the earth meets the sky
  2. 4. hemisphere has summer(Dec-F) winter (June-Aug)
  3. 6. center of rotation at the top of the northern hemisphere.
  4. 9. the spin of a planet on its axis
  5. 11. a shield created by the north and south pole that protects us from space radiation
  6. 13. Planet or planetoid with atmosphere, right amount of gravity, earth, mars, titan
  7. 14. the travel of the planet or moon around the Sun/ planet
  8. 15. Center of rotation at the bottom of the southern hemisphere
Down
  1. 2. hemisphere has Summer (Jan-Aug) and Winter (D-F)
  2. 3. the layer of air
  3. 5. imaginary line 1/2 way between the north & south pole.
  4. 7. a place ,in Solar Systen Correct distance from sun ex Moon earth mars
  5. 8. makes the seasons and the year
  6. 10. a force of pull that all things have due to their mass
  7. 12. makes the day-night cycle, causing the Sunrise/sunset Movement of "the sun in the sky"