Sun and Earth

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Across
  1. 3. object that revolves around the Sun that is spherical.
  2. 4. the layer of the atmosphere we live in where weather occurs.
  3. 6. imaginary line that planets like the Earth rotate on.
  4. 8. oval shaped orbit that Earth takes around the Sun.
  5. 10. Earth's natural satellite.
  6. 11. path an object takes around another object.
  7. 12. when an object in space spins on its axis.
Down
  1. 1. Earth the moon and the Sun's shape.
  2. 2. force of attraction between a large and small object.
  3. 5. one complete trip around the Sun. Takes Earth 1 year.
  4. 7. a star that is closest to the Earth.
  5. 9. blanket of air that surrounds Earth protecting from the Sun.