A surge in a crowd is an example of a transverse wave, where the motion of the individuals is perpendicular to the direction of the wave itself.
That is the definition of "surge".
A longitudinal wave is a type of wave that moves in the same direction as the wave's propagation. In a longitudinal wave, the particles of the medium oscillate parallel to the direction of the wave's motion. Sound waves in air are an example of longitudinal waves.
Light is an example of a electromagnetic wave.
A surge is a gradual increase in water level caused by a storm or seismic activity, while a rogue wave is a single, abnormally large wave that can appear unexpectedly. Surges can be forecasted to some extent, while rogue waves are less predictable and pose a higher risk to ships and structures.
Switching surge refers to a temporary overvoltage that occurs during the switching on or off of electrical equipment such as transformers, motors, or circuit breakers. This surge can damage sensitive electronic devices connected to the same power supply if not properly managed with surge protection devices.
is the moved in a wave is the moved in a wave
surge
tsunami, tidal wave or a water surge.
It stands for "wave" or "surge" as in Tsunami.
Wave , swell , surge ,
tidal surge
That is the definition of "surge".
The sentence is missing a space between "th" and "crowd". The correct sentence should be "Harry saw me in the crowd, but he did not wave."
Shock wave
Wave, swell, surge, rise and fall...
surge Storm surge waves.
Another word for wave could be surge. You could also say tide or steam.