UNIDAD 3 & 4

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Across
  1. 3. Biometrics
  2. 4. Humid
  3. 8. segura Secure water
  4. 10. Challenge
  5. 12. Dry
  6. 13. Government
  7. 14. Abundance
  8. 15. Computer
  9. 16. Pollution
Down
  1. 1. Solution
  2. 2. solar Solar energy
  3. 5. Humidity
  4. 6. Dangerous
  5. 7. plásticas Plastic net
  6. 9. Contamination
  7. 11. hambre 0 hunger
  8. 17. Clouds