Answer:

1.When we mix soil in water, it does'nt gets dissolved. Because, soil is immiscible in water. ... when soil dissolved in water, the particles of the soil settle down. And their is no change.

2.The three fundamental phases of matter are solid, liquid, and gas (vapour), but others are considered to exist, including crystalline, colloid, glassy, amorphous, and plasma phases. When a phase in one form is altered to another form, a phase change is said to have occurred.

3.When water is added to soil, it can replace the oxygen that is naturally in the soil, and make the soil darker.

4.Soil minerals like any other chemical compound exhibit some solubility in water. They are mostly sparingly to very slightly soluble compounds but they do dissolve and given geologic time, they will disappear or form alternative stable phases.

5.if the mixture your separating is a mixture of rice and water

yes it will easily separated

GOGGLE