VA.6. Virginia 2010 Science Standards of Learning
6.6. The student will investigate and understand the properties of air and the structure and dynamics of Earth's atmosphere. Key concepts include
6.6.a) Air as a mixture of gaseous elements and compounds.
6.6.b) Pressure, temperature, and humidity.
6.6.c) Atmospheric changes with altitude.
6.6.d) Natural and human-caused changes to the atmosphere and the importance of protecting and maintaining air quality.