Typically The ref blows a whistle, then drops the puck shortly after.
Whistle
Whistle
hot water
"Jungle Love"
It is the effect that happens when waves like sound are moving in relation to another object. In the classic train whistle example, The whistle suddenly drops in pitch as it passes you and starts to move away from you. This is because the sound waves now are stretched out, giving them a lower pitch. It is useful. Doppler radar used in weather forecasting is one example.
The whistle is a musical instrument. The washboard is a musical instrument.
There is no pacific word but "youth" which doesn't half to do with hockey that much.
Vancouver Canucks
A slapshot.
ice-hockey
in pewee is when checking starts
a whistle, which starts a faceoff between opposing midfielders