Earth's Changing Climate

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Across
  1. 2. the process of clearing trees from land
  2. 3. when something becomes different over time
  3. 6. when something stays the same over time
  4. 7. a molecule made of carbon and hydrogen atoms
  5. 9. an object, diagram, or computer program that helps us understand something by making it simpler or easier to see
  6. 11. variations in a set of data
  7. 13. the process of burning fuels, which produces carbon dioxide
  8. 14. overall tendency (for example, a consistent increase) in a set of data over time
  9. 15. a measure of how hot or cold something is
Down
  1. 1. to bounce off without absorbing
  2. 3. a molecule made of carbon and oxygen atoms
  3. 4. general weather patterns over a long period of time
  4. 5. things people do that affect the Earth system
  5. 8. the mixture of gases surrounding a planet
  6. 10. information collected in an investigation
  7. 12. changes in climate over a long period of time that can be caused by natural events or human activities