Science

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Across
  1. 1. what does the earth rotates around
  2. 4. there are 7 days in a ____
  3. 8. the study of stars
  4. 9. a half of a sphere
  5. 11. a full 24 hours is called a ___
  6. 12. opposite of southern
Down
  1. 2. opposite of day
  2. 3. the southern hemisphere is directly in the sun during...
  3. 5. when you drop a ball it is pulled by _______
  4. 6. a _____ is usually 30 days
  5. 7. earth rotates on an ____
  6. 10. the scientific word for spinning(isnt revolving)