I believe it is Acoustics, the real name for it would be like Reverberation. But go with Acoustics. :)
Answer:
In water, the particles are much closer together, and they can quickly transmit vibration energy from one particle to the next.
A water wave is an example of a transverse wave. As water particles move up and down, the water wave itself appears to move to the right or left.
Dendrites, the cell body, axon, terminal branches of the axon
