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Waves 709 7a

talking about the different types of waves

Waves Disturbence that moves through matter and space andcarries energy
Transverse Waves mechanical waves that cause particals in matter to move at right angles to the direction the wave travels.
Compresional Wave mechanical wave that causes particles to in matter to move back and forth along the direction the wave travels.
Wave Length distance between one point on a wave and the nearest point moving with the same speed and direction.
Frequency number of wave lengths that pass a given point in one second, measured in hertz.
Law of Refraction states that the anglethe incomingwave makes with the normal to the reflecting surface equals the anglethe reflected wave makes with the surface.