GEOG 1403- Biogeography of the Global Garden UMN Exam 1
% of light energy absorbed at the surface - 47% % of light energy reflected - 30% 4 ways radiation interacts with earth - Reflection Scattering Absorption Transmission Allen's Rule - mammals living in the cold have shorter faces and limbs than mammals living in warmer areas Rabbits/foxes Angle and effect of Earth's tilt - 23.5 creates seasons Bergmann's Rule - Warm-blooded animals that live in cold areas are bigger than those that live in warm areas Bears- black, brown, polar biomass - the mass of living biological organisms in a given area or ecosystem at a given time Clouds are formed by - Condensation Convection - Sun heats earth's surface, surface heats the surrounding air, the hot air then rises Describe the effects of high and low pressure on precipitation neat the equator - Hadley CellLow pressure at the equator, air rises, rains, cools off near high pressure tropics and returns Direct Rays - Rays that hit earth at 90 degrees Dry Adiabatic Lapse Rate
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of light energy absorbed at the surface 47 of light energy reflected 30 4 ways radiation interacts with earth reflection scattering absorption transmission allens rule mammals living
