5. How can you tell the difference between CuS and Cu2S

2. how is heavy water different from normal water

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?

Ahypothesis must be testable and falsifiable to be considered scientific a. trueb. false