Heat transfer and Biosphere

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Across
  1. 5. Air and gases
  2. 10. 'n Example of insulating material
  3. 11. A microorganism in the air
  4. 12. Soil and rocks
  5. 15. Other word for heat or temperature
  6. 16. Heat travels with electromagnetic waves
  7. 17. An example of convection
  8. 20. This type of material does not conduct heat
Down
  1. 1. Pick up changes in the body and environment
  2. 2. Space where there is no matter
  3. 3. Microorganism in soil that breaks down dead organic matter
  4. 4. Hot particles rise and colder particles sink
  5. 6. 'n Example of radiation
  6. 7. Objects must touch directly to each other for heat transfer
  7. 8. The water on earth
  8. 9. Animals that can control their own body temperature
  9. 13. When particles are heated they get ___
  10. 14. a microorganism in the water
  11. 18. Get rid of wastes in the body
  12. 19. Nitrogen fixing bacterium makes the soil __