Solar System and Planet Earth

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Across
  1. 3. Established that the planet revolve around the sun.
  2. 4. Force that pulls everything toward Earth's center.
  3. 6. The hemisphere that tilt towards the sun during the March to September equinox
  4. 10. Part of the earth filled with oceans and lakes
  5. 11. Father of Geology
  6. 14. Moon's path around the earth.
  7. 15. How many planets are there in the solar system?
  8. 18. What causes swasons
  9. 20. Pattern the earth rotates.
  10. 22. Third planet in the solar system.
  11. 24. Volcanoes erupt rarely
Down
  1. 1. Percentage of water on earth.
  2. 2. The core has a __ outer core
  3. 4. Where the earth lies
  4. 5. Part of the earth that contains dust and water vapor.
  5. 7. First primary motion of the earth
  6. 8. established how gravity affects planetary movement
  7. 9. Movements generate the Earth's magnetic field
  8. 12. also known as obliquity
  9. 13. Difference of the Earth orbital shape from a perfect circle
  10. 16. Spiral galaxy
  11. 17. Earth"s layer is made of?
  12. 19. Waves used by geophysicists to learn about the interior
  13. 21. Below the mantle is the
  14. 23. Imaginary line that an object, usually a planet, rotates around