1) A pulse is a single disturbance that moves from point to point through a medium. Yay or nay? 2) Longitudinal waves involve particles of the medium vibrating to and fro in the same direction as the energy transport. Yay or nay? 3) Transverse waves occur when particles of the medium vibrate at right angles to the direction of energy transport. Yay or nay? 4) When a wave hits a surface in which it cannot pass, reflection occurs. Yay or nay? 5) Diffraction occurs when a wave moves around a barrier or through an opening and spreads out. Yay or nay?

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