1.  Electromagnetic waves-
    A.  Reaches earth in the form of
        1.  visible light
        2.  infrared radiation
        3.  ultraviolet radiation
    B.  fig. 1, pg. 469
2.  Energy in the atmosphere
    A.  Most of the energy that keeps Earth warm comes from the sun
    B.  Some energy is reflected or absorbed in the atmosphere
    C.  The rest of the energy reaches Earth's surface where it is reflected or absorbed
3.  Greenhouse effect
    A.  Infrared radiation given off passes into atmosphere
    B.  Warm air insdie atmosphere is trapped
    C.  Keeps our atmosphere warm

Summary

Left side
Draw light spectrum pg. 469
Draw pg. 470 - Exploring

1.  Energy and temperature
    A.  fig. 3, pg. 474
        explain
2.  Heat transferred
    A.  3 ways
        1.  radiation
        2.  conduction
        3.  convection
3.  Troposphere
    A.  fig. 5, pg. 477

Summary

Left side
wksht.