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Topic: Earth’s atmosphere 

Science

 Standard 1.  Understands atmospheric processes and the water cycle
  Level II (Grade 3-5)
   Benchmark 3.Knows that air is a substance that surrounds us, takes up space, and moves around us as wind
    Knowledge/skill statements
     1.Knows that air is a substance that surrounds us
     2.Knows that air is a substance that takes up space
     3.Knows that air moves around us as wind
  Level III (Grade 6-8)
   Benchmark 1.Knows the composition and structure of the Earth’s atmosphere (e.g., temperature and pressure in different layers of the atmosphere, circulation of air masses)
    Knowledge/skill statements
     1.Knows the composition of the Earth’s atmosphere
     2.Knows the temperature variations in different layers of the Earth’s atmosphere
     3.Knows the pressure variations in different layers of the Earth’s atmosphere
     4.Knows that air masses circulate in the Earth’s atmosphere
     5.Knows the structure of the Earth’s atmosphere
  Level IV (Grade 9-12)
   Benchmark 1.Knows how winds and ocean currents are produced on the Earth’s surface (e.g., effects of unequal heating of the Earth’s land masses, oceans, and air by the Sun; effects of gravitational forces acting on layers of different temperatures and densities in the oceans and air; effects of the rotation of the Earth)
    Knowledge/skill statements
     1.Knows how winds are produced on the Earth’s surface
     2.Knows how ocean currents are produced on the Earth’s surface
     3.Knows how the unequal heating of the Earth’s land masses by the Sun affects the winds and ocean currents
     4.Knows how the unequal heating of the Earth’s oceans by the Sun affects the winds and ocean currents
     5.Knows how the unequal heating of the Earth’s air by the Sun affects the winds and ocean currents
     6.Knows how gravitational forces acting on layers of different temperatures in the oceans affect the winds and ocean currents
     7.Knows how gravitational forces acting on layers of different temperatures in the air affect the winds and ocean currents
     8.Knows how gravitational forces acting on layers of different densities in the oceans affect the winds and ocean currents
     9.Knows how gravitational forces acting on layers of different densities in the air affect the winds and ocean currents
     10.Knows how the rotation of the Earth affects the winds and ocean currents
   Benchmark 2.Understands heat and energy transfer in and out of the atmosphere and its involvement in weather and climate (e.g., radiation, conduction, convection/advection)
    Knowledge/skill statements
     1.Understands that weather involves the transfer of energy in and out of the atmosphere
     2.Understands that climate involves the transfer of energy in and out of the atmosphere
     3.Understands that weather involves the transfer of heat in and out of the atmosphere
     4.Understands that climate involves the transfer of heat in and out of the atmosphere
     5.Understands radiation’s involvement in weather
     6.Understands radiation’s involvement in climate
     7.Understands conduction’s involvement in weather
     8.Understands conduction’s involvement in climate
     9.Understands convection’s involvement in weather
     10.Understands convection’s involvement in climate
     11.Understands advection’s involvement in weather
     12.Understands advection’s involvement in climate
   Benchmark 4.Knows how the evolution of life on Earth has dramatically changed the composition of the Earth’s atmosphere through time (e.g., the presence of one-celled organisms which produced the molecular oxygen in the atmosphere)
    Knowledge/skill statements
     1.Knows that the evolution of one-celled organisms produced most of the oxygen in Earth’s atmosphere
     2.Knows that the composition of the Earth’s atmosphere has changed over time