Monkey Gun  To demonstrate the independence of vertical and
horizontal motion.  Monkey gun (barrel with electromagnet)
"bullets" or "darts" (cylindrical Al plugs) "Monkey" (bull's eye
lid) DC power supply laser for sighting 2 table clamps
Equipment Location:  Mount Monkey Gun to table (Mara) or chalk
tray (M208) using 2 clamps. Using two clamps greatly improves
the stability of the aim of the gun when it is fired. Load the
gun with bullet. Hang Monkey from ceiling using electromagnet.
Attach laser sight to barrel of gun and aim a couple cm above
bull's eye. Forcefully blow on tapered end of gun barrel. Adjust
aim as necessary. You can use 2 volunteers with the following
story. Imagine blow-dart hunters trying to kill a monkey. Since
the dart will fall as it travels, one would have to aim above
the monkey to hit it. Figuring out how high above the monkey to
aim is difficult, so our hunters employ a different strategy.
The idea is to scare the monkey off the branch right when the
dart is shot so that the dart