the two waves at time t = 1.0 ms and at time t = 8. (6 marks) 7 (IB) With reference to the direction of energy transfer through a medium, distinguish...

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the two waves at time t = 1.0 ms andat time t = 8.0 ms.(6 marks)7 (IB)With reference to the direction of energytransfer through a medium, distinguishbetween a transverse wave and alongitudinal wave.b) The graph shows the variation with time tof the displacement d of a particular waterparticle as a surface water wave travelsthrough it.108LOd/mm00.050.10.150.0.29, 0.3t/s165