Human activities a. exacerbate the natural greenhouse effect b. create the greenhouse effect c. diminish the greenhouse effect d. eliminate the greenhouse effect

Which layer will become saturated first when rain falls?

Which of the following is the best definition for the process of photosynthesis? a.) plants digest sugars to make energy. b.) plants use oxygen and glucose to make carbon dioxide. c.) plants use sunlight and carbon dioxide to make sugars. d.) plants use sunlight to make chlorophyll and chloroplasts.

Hybrid instruments that play sounds that are part sampled and part synthesized are known as: