Significant figures are an indicator of the certainty in measurements
significant figures communicate the level of precision in measurements
significant figures in a measurement are all measured digits, and one estimated digit

Describe the particles of all three phases of matter in the root beer float. (how are the particles arranged and moving? )

Joseph has hypothesized that sound travels in waves. if he were following the scientific method, what should he do next? a. ask a question. b. test the hypothesis. c. study the results. d. tell other scientists about his hypothesis.

Identify a strong intermolecular force of attraction between an alcohol