What property is this

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

This is a biological reaction due to a stimulus. i need this quickly !

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.