How does a savanna differ a grassland?

2. given that most biochemical (other than coal) rocks react with hydrochloric acid, what does that tell you about organisms?

Which measure of an earthquake depends on how close you are to the focus?

The scales shown in the introduction measure mass, or the amount of matter in a particular object. the scientific law of conservation of mass states that matter cannot be created or destroyed during a chemical reaction, but it can change from one form to another. did the simulation support this scientific law? explain why or why not.