Eventually, when it comes out, it's going to come out with less energy because remember, light carries energy. Light is composed of photons. That means that the system, the colloidal system will be translucent so you won't be able to see through it very clearly. The solid portion of the colloid is called a continuous phase. The solid portion of the colloid is called dispersed phase. Now, when water is a solvent, classification occurs in two ways.