-- a tiny bead rolling around a 1-inch circle
at the speed of 3 yards per second;
-- a point on the inner rim of a CD (the edge of
the hole) while the CD is playing;
-- a point on a figure skater's heel while she's
doing a spin;
-- a bullet, just after it's fired, but while it moves the
first inch from the cartridge up the barrel of the rifle;
