Adding an organism to a food chain does not affect the other members of the food chain, but removing an organism does. true or false?

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 greenhouse gas is emitted when burn fossil fuels for energy? a.nitrogen b.oxygen c.carbon dioxide d.helium

The pie chart tracks the percentage of renewable energy that's being used in a particular community near the ocean. what are two advantages of using this type of graph for this particular data set?