620 cal/g 80 cal/g 540 cal/g 80 cal/g 540 cal/g 620 cal/g FIGURE 2.2 Heat energy absorbed and released. 620 cal/g Fig. 2-2, p.28

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FIGURE 2.4 The transfer of heat from the hot end of the metal pin to the cool end by molecular contact is called conduction. Fig. 2-4, p.29

Table 2-1, p.29

FIGURE 2. 5 The development of thermal FIGURE 2.5 The development of thermal. A thermal is a rising bubble of air that carries heat energy upward by convection. Fig. 2-5, p.30

Rising air expands and cools; sinking air is compressed and warms.

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FIGURE 2. 6 Radiation characterized according to wavelength FIGURE 2.6 Radiation characterized according to wavelength. As the wavelength decreases, the energy carried per wave increases. Fig. 2-6, p.32

Danielson, Fig. 3.19

Sun Temp: 6000 K Earth Temp: 288 K Aguado, Fig. 2-7