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S8P4.a

identify the characteristics of electromagnetic and mechanical waves

TermDefinition
wave a periodic disturbance in a solid, liquid, or gas as energy is transmitted through a medium
medium a physical environment in which phenomena occur
mechanical wave a wave that needs a medium to travel
transverse wave a wave in which the particles of the medium move perpendicularly to the direction the wave is traveling
longitudinal wave 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 fields that vibrate at right angles to each other
Created by: 90RobCol
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