science 1 term 2

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Across
  1. 3. the air we breath all the way to space
  2. 6. this layer of soil is above bedrock
  3. 12. rain, snow, sleet, hail
  4. 13. plants sweating water
  5. 14. living material
  6. 16. the middle size particle of soil
  7. 17. this soil is below topsoil
  8. 18. the smallest particle of soil
  9. 19. dirt, earth
  10. 20. how soil is made over 1000s of years
Down
  1. 1. will disappear over time in nature
  2. 2. the layer of air where we live
  3. 4. water becomes vapour when heated
  4. 5. the layer of air where aeroplanes usually fly
  5. 7. water flowing over the land
  6. 8. soil under the organic layer
  7. 9. layer of air with ozone
  8. 10. the process of water that repeats
  9. 11. makes the world dirty
  10. 15. the largest particle of soil