What else could you incorporate into this experiment to verify that the gas is responsible for the color change? design an experiment that shows the steps required?

Nonpoint source pollution is difficult to control because it

Astudent is trying to create a table that compares hypotheses, theories, and laws. hypothesis theory law do scientific researchers formulate it? yes yes yes does it explain why things happen? yes yes no yes yes yes is it used to make predictions? no yes yes which of the following questions would most likely fill the blank in the table? is it an intelligent guess? is it newly formulated? is it based on observations? has it been proved?

Which three statements represent the benefits of performing experiments using computer simulations?