What happens to electrons in the photoelectric effect? A. They are added to atoms.
B. They are knocked away from atoms.
C. They are turned into light.
D. They are made to orbit faster.

Which of your 24 wells had indications that a chemical reaction occurred? how were you able to tell that a chemical reaction occurred? which of your 24 wells had indications that a physical reaction occurred? how were you able to tell that a physical reaction occurred? report on both mixing and evaporation. make a general statement about whether your hypotheses were validated or rejected. must your hypotheses be correct for this to be a successful laboratory?