These are the 4 experiments that  were done on April 24 and April 25.  These are glued into a page in your ISN and the opposite page has answers, models, and annotations that pertain to that experiment.  These will be graded on Thursday, April 26  light lab 4 experiments.   In experiment 2, # 7 says to look at the pencil from the top and sides.  (It’s cut off in the slide)