You are a carbon dioxide molecule floating in the air in a field of grass. You are about to pass into the cells of the plant. Tell the story of your adventure through photosynthesis in the plant. Then, continue your adventure when a cow consumes the grass and must use the products of photosynthesis to fuel cellular respiration in its cells.

Describe the change in phase and temperature as water moves from the oceans to the atmosphere and then returns to earth again as rain. a) evaporation : temperature increases; condensation : temperature decreases; precipitation (rain) : temperature decreases b) evaporation : temperature increases; condensation : temperature decreases; precipitation (rain) : temperature increases c) evaporation : temperature decreases; condensation : temperature decreases; precipitation (rain) : temperature decreases d) evaporation : temperature increases; condensation : temperature increases; precipitation (rain) : temperature decreases