Why are the oceans movements along the shore called waves? What do ocean waves have in common with sound and light

It has crust and trough.

Explanation:

The oceans movements along the shore called waves because it has crust and trough just like waves and vibrates about its mean position. A crest is a higher point of wave whereas trough is the opposite of a crest and lowest point of a wave. Ocean waves is similar to sound and light waves because both waves travel as up and down vibrations and the energy present in these wave travels in forward direction.

the sphincter muscles at the end of the digestive tract is the anus.