The appropriate term is latent heat. This energy is released as the water changes state from a gas to liquid....a liquid to solid etc. the latent heat is either absorbed or given off by the water as it changes its physical state. Latent heat of fusion is associated with freezing a liquid or melting a solid.
I think it is there is no change in the energy's sunlight
The angle of reflection is equal to angle of incidence so the angle of reflection is also 32°.