As latitude increases, the average yearly temperature decreases. Explain why this happens.

Compare and contrast nutrient limitation in soil vs. nutrient limitation in aquatic ecosystems

Chalk is an ionic compound. which is a property of all ionic compounds that makes chalkboard? particularly useful for writing on a a high melting point hardness and brittleness inability to dissolve in water a multicolored appearance

Which of the following is the source of energy for photosynthesis? a.) glucose b.) chlorophyll c.) carbon dioxide d.) sunlight