What are four ways you can separate mixture?

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.

Which element has the lowest electronegativity? calcium(ca) gallium(ga) selenium(se) bromine(br)

If you had to research a particular disease or area of concern in veterinary medicine and science, which one would you choose? why?