Science Crossword Puzzle

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Across
  1. 4. The class we take to learn about the earth
  2. 5. Command center of the body
  3. 9. What plants go through
Down
  1. 1. Command center of the cell
  2. 2. The book we read to learn about God
  3. 3. What Humans go through
  4. 6. A drink we must have
  5. 7. Creator of all things
  6. 8. We have many of these