Figure 1-1. How a falling stone creates wave motion to the surface of water.
d. Figure 1-2 is a cross section of water
waves, as viewed from the side. The waves are
a succession of crests and troughs.
from the crest of one wave to the crest of the
next, or between any two similar points on
(2) The amplitude of a traverse wave
Figure 1-2. Elements of a wave.
is half the distance measured vertically from the
crest to the trough.