Electromagnetic Spectrum Vocab

Front

Change in wave frequency due to motion of source/observer.

Back

Doppler effect

Front

Distance between two consecutive wave crests or troughs?

Back

wavelength

Front

Region in a longitudinal wave where particles are spread apart.

Back

rarefaction

Front

Wave with particles moving perpendicular to energy transfer.

Back

Transverse wave.

Front

Type of electromagnetic wave visible to the human eye (400-700 nm):

Back

visible light

Front

Electromagnetic wave type with longer wavelengths than radio but shorter than infrared.

Back

Microwaves

Front

Substance through which a wave travels?

Back

medium

Front

Bending of waves between media?

Back

refraction

Front

Electromagnetic wave type with shorter wavelengths than radio but longer than infrared.

Back

ultraviolet waves

Front

Highest point on a wave?

Back

crest