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Stars are organized into patterns called constellations. One constellation is named Leo. Which statement best explains why Leo appears in different areas of the sky throughout the year?

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Laundry detergents were once manufactured to contain high concentrations of phosphorus compounds. When waste water containing these compounds ran off into lakes, the phosphorous became a nutrient to algae. As algae populations increased in the lakes, succession accelerated. Over a long time, which would a lake become as a result of the phosphorous in the detergent?

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Which of these describes water in a solid state?

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When a plant wilts, the stomata close. How does this help the plant?