Ind. Practice7 Mechanical Waves If the period of the wave is 0.20s, What is the velocity of the wave in graph 0.4 m -0.4 m 6.0 m 1.2m/'s 20m/s 30m/s 10m/sInd.Practice7 Mechanical Waves When a transverse wave passes through water, water molecules are displaced O Back and forth, parallel to the direction the wave is moving Up and down, perpendicular to the direction the wave is moving O Back and forth, perpendicular to the direction the wave is moving Up and down, parallel to the direction the wave is moving\fInd.Practice7 Mechanical Waves Transverse waves differ from the longitudinal waves in O the manner particles transfers their energy O the substance (medium ) they can travel through O their speed