16.A single disturbance that moves from point to point through a medium is called a period b) periodic wave wavelength pulse 17.When the particles of a medium are vibrating at right angles t0 the direction of energy transport, then the wave is a wave. longitudinal sound standing transverse 18.What is the amplitude of the wave in the diagram on the right? a) 0.03 m b) 0.04 m 0.05 m 0.06 m 19.Sound wave is a type of Longitudinal wave Transverse wave 20.A 10 Hz wave has a 2.2 cm wavelength. The velocity of the wave is a) 4.5 cmls b) 7.8 cmls c) 12 cmls 22 cmls