Astronomy Vocab Review 1

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Across
  1. 2. the only know planet with life so far
  2. 4. earth spinning or moving around the sun
  3. 5. 365 day rotation around the sun
  4. 6. Horizontal line that divides the earth into North and South
  5. 8. the star that is the center of our galaxy
Down
  1. 1. Vertical line that divides the earth into east and west
  2. 3. 24 hour turn on earth's axis
  3. 7. slanted imaginary line that Earth rotates on