Sand is classified as a heterogeneous mixture because it does not have the same properties, composition and appearance throughout the mixture. A homogeneous mixture has a uniform mix throughout.
Sand is classified as a heterogeneous mixture because it does not have the same properties, composition and appearance throughout the mixture. A homogeneous mixture has a uniform mix throughout.
Examles of heterogenous mixtures:
Concrete is a heterogeneous mixture of an aggregate: cement, and water.
Sugar and sand form a heterogeneous mixture.
Ice cubes in cola form a heterogeneous mixture.
Salt and pepper form a heterogeneous mixture.
Chocolate chip cookies are a heterogeneous mixture.
