Environment-3rd

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Across
  1. 2. trees grow because we give them ___
  2. 4. It appears after the rain
  3. 6. cows eat this
  4. 8. this fiber grows in fields
  5. 10. The ultimate source of energy
Down
  1. 1. These twinkle at night
  2. 3. I am a tap root
  3. 5. We breathe this gas
  4. 7. This is a natural satellite
  5. 9. Wood comes from