Decreases... barely any energy is transferred to the next level and most of it is lost through heat
Yes this is true sort of like when light rays pass through water particles in the atmosphere and create a rainbow :)
Breakers form when a wave approaches the shore, it grows in height and steepness as the water gets more shallow. Afterwards the waves grow and till the deep part of the water isn’t as deep anymore. At this point, the wave breaks and in results it forms a breaker.