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Lesson PreviewLesson 4 of 9 in this unit

4.4 Earth’s Atmosphere

Part of Earth Systems and Resources in AP® Environmental Science. Read the opening section, then create a free account for the full interactive lesson, practice, and progress tracking.

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The atmosphere is the layer of gases surrounding Earth, held by gravity. It provides oxygen for respiration, blocks harmful radiation, regulates temperature, and drives weather.

In this unit

9 lessons

  1. 4.1Plate TectonicsPreview lesson
  2. 4.2Soil Formation and ErosionPreview lesson
  3. 4.3Soil Composition and PropertiesPreview lesson
  4. 4.4Earth’s AtmosphereThis lesson
  5. 4.5Global Wind PatternsPreview lesson
  6. 4.6WatershedsPreview lesson
  7. 4.7Solar Radiation and Earth’s SeasonsPreview lesson
  8. 4.8Earth’s Geography and ClimatePreview lesson
  9. 4.9El Niño and La NiñaPreview lesson

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