Earth in Space

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Across
  1. 2. the path earth takes to move around the sun
  2. 3. earth moving around the sun
  3. 4. how much time the earth takes to revolve once
  4. 9. earth spinning on itself
  5. 10. the imaginary line that earth rotates on
  6. 11. the line that separates north and south
  7. 12. the way the earth's axis is slanted
  8. 13. the lines that run east and west of the prime meridian
Down
  1. 1. the direction earth rotates
  2. 5. causes seasons
  3. 6. the time it takes earth to rotate fully
  4. 7. causes day and night
  5. 8. the lines that run north and south of the equator