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Waves 8A Class709

Wave disturbance moves through matter and space , and carries energy.
transverse waves Mechanical wave that causes particles in matter to move at the right angles to the directions the wave travels.
Compressional Wave Mechanical Wave that causes particles in the matter move back and forth along the direction the wave travels.
Wave Length Distance between one point on a wave and the nearest point in one second, measured in hertz (HZ).
Law of reflection Waves makes with the surface
Refraction Change in the direction of a wave when it changes speed as it travels from one material into another.
diffraction bending of waves around an object
Intensity Amount of Energy a wave carries past a certain area each second.
Reverberation Repeated echo's of a sound waves.
Electromagnetic Wave Waves that can travel through matter or empty space; includes radio waves ; infrared waves; visible light waves ; Ultraviolet Waves; x rays , And Gamma Rays.
Electromagnetic Spectrum Complete range of electromagnetic wave frequencies and wave length.
Infrared Waves Electromagnetic Wave with wave lengths between about one thousandth of a meter and 700 billionth of a meter.
Ultraviolet Waves Electromagnetic Wave with wave lengths between 400billionth and 10 billionth of a meter.
Pitch Is the Human Preception of frequence of sound.
Created by: CrystaleNRonald