5. Do renewable energy sources have little or no impact, compared to non-renewable sources?

Which of the following is a way that minerals are used? a. industry construction technology d. all of the above

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.

Based on the topographic map of mt. st. helens, what is the contour interval of the volcano about height is 2,950 m?