A baby eats only milk. Cows eat grass. Birds eat bugs. You eat lots of different foods. Babies, cows, birds, and you need to eat food to get energy. Energy is needed to live and grow. Plants live and grow, too. But what do plants eat?
Plants can make their own food. How do they do it? They get energy from the sun's light. They use that energy, along with water and a gas from the air, to make their own food. This is called photosynthesis (foe toe SIN thuh sis).
Plants have something unique that lets them do photosynthesis. It's called chlorophyll (KLOR-uh-fill). Chlorophyll is a chemical. It gives plants their green color. Chlorophyll changes sunlight into chemical energy.Paragraphs 4 to 5:
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