A | B |
ANGLE OF INSOLATION | angle from horizon to sun position |
EL NINO | warm Pacific Ocean water changes weather patterns |
GREENHOUSE EFFECT | gasses trap heat like glass does |
OZONE | absorbs ultraviolet radiation |
CARBON DIOXIDE & WATER VAPOR | absorb infrared (heat) radiation |
INSOLATION | INcoming SOLar radiATION |
SUNSPOTS | dark areas on Sun (11-yr cycles) |
TRANSPIRATION | water evaporated from plants |
GLOBAL WARMING | increase in world's temp. over past 100 years |
SEASONS | caused by Earth's 23 1/2 degree tilt |