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Waves

Practice Waves Unit Vocabulary

QuestionAnswer
Wave A disturbance that transmits energy through matter or space
Transverse Wave A wave in which the particles of the medium vibrate, or move, perpendicular to the direction in which the wave travels
Longitudinal Wave A wave in which the particles of the medium vibrate, or move, back and forth parallel to the direction the wave travels
Electromagnetic Wave A wave that carries energy through matter or empty space
Electromagnetic Spectrum The entire range of electromagnetic waves including radio waves, microwaves, infrared, visible light, ultraviolet, X-rays, gamma rays, and cosmic rays
Mechanical Wave Waves that require a medium in which to travel
Siesmic Wave A mechanical wave caused by earthquakes that travels through the earth
Sound Wave A mechanical wave transmitted by sound energy through a longitudinal motion of particles of matter in which the wave travels
Light Wave An electromagnetic wave that if visible to the human eye and can travel through matter and empty space
Surface Wave A mechanical wave that occurs at or near the boundary between two media; ie, water waves, seismic waves
Crest The highest point of a transverse wave
Trough The lowest point of a transverse wave
Rarefaction The region of lower density or pressure in a longitudinal wave
Compression The region of higher density or pressure in a longitudinal wave
Frequency The number of waves made in a given amount of time
Amplitude The maximum distance the particles of a wave's medium vibrate from their rest position
Wave Length The distance between any two corresponding points that are adjacent on a wave
Medium (Media) Any type of matter (solid, liquid or gas) through which a wave travels
Created by: chris.costello