Waves By alli grinde

Overview

Waves transfer energy.

There are three types of mechanical waves:

transverse, longitudinal, and surface

These waves must have a medium, or substance, in order to travel.

Transverse

An example of a transverse wave would be the "wave" in a stadium. In a transverse wave, energy moves to the right.

Amplitude

the max displacement of a pulse/wave

Wavelength (λ)

the distance from crest to crest or trough to trough.

Crest

the highest point of a wave

Trough

the lowest point of a wave

Longitudinal

An example of a longitudinal wave is a sound wave. One wavelength of a longitudinal wave is compression to compression or rarefaction to rarefaction.

Compression

the part of the wave that is close together and at high pressure

Rarefaction

the part of the wave that is far apart and at low pressure

Surface Waves

An example of a surface wave is a wave in the ocean. The particles in such waves travel in a circle, but elements such as the wind cause them to move.

The crest is at the top of the circle, and the trough is at the bottom.

Credits:

Created with images by NeuPaddy - "wave atlantic pacific" • mac_ivan - "Wave"

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