The majority of scientists predict that the rise in global temperature by 2100 will range from . A. 1° F to 4° F B. 2° F to 10° F C. 5° F to 15° F D. 10° F to 20° F

1. crust 1 the metallic layer at the earth's center 2. inner core 3 the firm layer between the crust and the asthenosphere 3. lower mantle 2 the layer surrounding the inner core 4. asthenosphere 4 the semi-solid layer between the top layer and the upper mantle 5. upper mantle 5 the layer between the asthenosphere and lower mantle 6. top layer 6 the earth's outermost layer 7. outer core 7 the hottest part of the mantle