Chapter Questions
If you dropped the dollar bill (or ruler) yourself, how might this affect the reaction time?
Suppose three nested muffin cups and five nested cups were used in the experiment. From what height should the five cups be dropped to hit the floor together with the three cups dropped from a height $1 \mathrm{~m}$ ? (Show calculations.)
Why is using instruments so important in taking experimental data, rather than using our senses directly?