Which of these trends increase as you move from left to right on the Periodic Table? Select all the apply. A. ionization energy
B. electronegativity
C. electron affinity
D. activity series of metals
E. atomic radii

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.

When an object falls through the air and encounters air resistance its overall speed will be than if it had not encountered air resistance? (one word answer)

Why does his teacher ask him to balance the equation by including the correct coefficient