Unit Description and Pretest: The Chemical Composition of the Atmosphere

What will I learn in this unit?
This unit provides a brief introduction to the structure of the atmosphere, setting the stage for instruction in atmospheric chemistry. There are four readings in this unit:

  • Earth's Atmosphere
  • Chemical Composition
  • The Homosphere
  • The Heterosphere

Do I need to do this unit?

Answer these five questions to test your knowledege the material in this unit. A score of four (4) out of five (5) or better indicates you have sufficient mastery of the information in this unit!

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