What are dispersed phase and dispersion medium.?

Write the dispersed phase and dispersion medium of the following colloidal systems. Smoke

Write the dispersed phase and dispersion medium of the following colloidal systems. Milk

How are the colloidal solutions classified on the basis of physical states of the dispersed phase and dispersion medium?

How are colloids classified on the basis of Interaction between dispersed phase and dispersion medium?

To show Tyndal effect the value of refractive indices of the dispersed phase and the dispersion medium must be ___