Science🔬

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Across
  1. 1. you breath it in
  2. 5. tubes that lead to alveoli
  3. 6. organ in the respiratory system
Down
  1. 1. very small air sacs
  2. 2. it's in your throat
  3. 3. The amount of it stays the same when you breath in or out
  4. 4. the trachea leads to these