What substances are called suspensions and emulsions? What happens to them over time? Are they homogeneous?

Suspensions, in which fine particles of solid matter are evenly distributed between water molecules, are called suspensions.
Suspensions in which small droplets of any liquid are evenly distributed between water molecules are called emulsions.
Suspensions and emulsions separate over time. Suspensions and emulsions are not homogeneous systems.

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