julian's 6th grade review

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Across
  1. 3. where all the air and gases are that surround a planet.
  2. 8. an organelle that holds all of the DNA and genetic information.
  3. 10. the transder of heat by non-direct contact.
  4. 15. the basic unit of all life.
  5. 16. the temperature,humidity,precipation,and wind at a specific time.
  6. 17. all of the solid land, rock and magma on earth.
  7. 19. the process of a gas changing to a liquid
  8. 21. stops meteors,coolest layer.
  9. 22. cell without a nucleus
  10. 23. the average weather over a long period of time.
  11. 24. protective organ made of special cell covering the body.
Down
  1. 1. any liquid or solid water that falls to earth as a result of condensation in the atmosphere condenses and becomes liquid.
  2. 2. all of the living things of the earth.
  3. 4. contains the ozone layer and where we see planets flying.
  4. 5. all of the water on earth.
  5. 6. a cell that has a nucleus and other organelles.
  6. 7. the transfer of heat through liquids and/or fluids.
  7. 9. filters dangerous substances
  8. 11. filter unwanted chemicals out of the blood and turns them into urine.
  9. 12. where all the weather and climate are.
  10. 13. the powerhouse of a cell
  11. 14. walls provide plant with structure and support.
  12. 18. the process of a liquid's surface changing to a gas.
  13. 20. allow steady internal conditions.