12. How does the clearing of forests increase greenhouse gases?
A. O more oxygen is released into the atmosphere when vegetation is removed
B.
carbon dioxide is released when vegetation is burned or decayed
c. nitrogen gases build up in an area where forests have been removed
D.
trees are cut down and water vapor is released into the atmosphere

Select all the correct answers. which statements fail to meet the requirements of a scientific claim? a). in the final 100 meters of a 10,000-meter race, an athlete's speed is more strongly related to anaerobic efficiency than to aerobic efficiency. b). flowers that reflect the most ultraviolet light are more likely to attract bees and other pollinators than flowers that reflect less ultraviolet light. c). the evidence supporting newton's laws of motion was accurate in newton's time, but the universe operates differently today. d). even though evidence indicates that the solar system's planets follow elliptical paths, copernicus's model involving circular orbits is true.