The Atmosphere

The Atmosphere

1. Section 4

   • Energy in Earth's Atmosphere
     • Energy From the Sun
     • Energy at Earth's Surface
     • Energy in the Atmosphere

2. Section 1

   • The Air Around You
     • Weather: The condition of Earth's atmosphere at a particular time and place. Atmosphere: The envelope of gases that surrounds the planet.
     • Nitrogen
       • Nitrogen: Oxygen: Carbon Dioxide: Other Gases: Water Vapor: Particles:
     • Air Quality
     • Composition of the Atmosphere
       • Earth's atmosphere is made up of nitrogen, oxygen, carbon dioxide, water vapor, and many other gases, as well as particles of liquids and solids.
     • Improving Air Quality
     • Importance of the Atmosphere

3. Section 2

   • Air pressure
     • Measuring Air Pressure
     • Properties of Air
     • Altitude and the Properties of Air

4. Section 6

   • Winds
     • Local Winds
     • Global Wind Belts
     • What is Wind?
     • Global Winds

5. Section 3

   • Layers of the Atmosphere
     • Troposphere
     • Stratosphere
     • Mesosphere
     • Thermosphere

6. Section 5

   • Heat Transfer in the Atmosphere
     • Energy at Earth's Surface
     • Energy in the Atmosphere
     • Energy From the Sun