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s8p4.a
| Term | Definition |
|---|---|
| wave | a periodic disturbance in a solid,liquid,or gas as energy is transmitted through a medium |
| medium | a physical environment in which to phenomena occur |
| mechanical wave | a wave that need a medium in which to travel |
| transverse | a wave in which the particles of the medium move perpendicularly to the direction the wave is travelng |
| longitudinal | a wave in which the particles of the medium vibrate parallel to the direction of wave motion |
| compression | part of the longitudinal wave where the particles bunch up closer together |
| rarefaction | part of the longitudinal wave in which the particles expand and move apart |
| electromagnetic wave | a wave that consists of electric and magnetic field that vibrate at right angles to each other |