Class 3Our global address, solar system, earth’s

movements and dimensions

We are very small!!

Figure 2.1

Figure 2.1

Interior = 15 millionoC, 27 millionoF

Surface = 6000oC, 11,000 oF

Sun is 93 million miles from earth (150 mil. Km)

Sun’s energy takes 8.3 minutes to reach earth