1.
(From east to west; also a geographical term)
2.
A wave that makes particles vibrate perpendicular to their travelling plane
3.
wave where particles vibrates both parallel and perpendicular to the direction of the wave
4.
shortest time where wave repeats itself
5.
a sudden disturbance of the wave
7.
When waves interact with each other
8.
distance between tangent troughs/crests
9.
A brand infamous for using fake dentists in its advertisements
10.
Low points of a wave, also used as a feeder for livestock
11.
distance from crest/trough to the equilibrium
12.
total displacement caused by individual waves
13.
When two waves pass through one another and form a larger wave
14.
When two waves pass through each other and make a weaker composite wave
15.
A pattern that involves both consecutive and destructive interference
16.
Points of zero displacement (or stability) along a standing wave
18.
A change in direction between mediums
19.
Bending of a wave back as it passes an obstacle
20.
a line perpendicular to a surface
