Mixtures and Separating Mixtures

Front

What is a mixture?

Back

A mixture is a combination of two or more substances that are not chemically combined.

Front

What is a physical change?

Back

A physical change is a change that affects one or more physical properties of a substance without changing its chemical composition.

Front

What is a chemical change?

Back

A chemical change is a change that results in the formation of new chemical substances.

Front

What is solubility?

Back

Solubility is the ability of a substance to dissolve in a solvent, such as water.

Front

What is a magnet used for in separating mixtures?

Back

A magnet can be used to separate magnetic materials, like iron, from non-magnetic materials.

Front

What is the best method to separate salt from water?

Back

The best method to separate salt from water is evaporation.

Front

Can you use your hands to separate salt from water?

Back

No, you cannot use your hands to separate salt from water.

Front

What is an example of a substance that dissolves easily in water?

Back

Sugar is an example of a substance that dissolves easily in water.

Front

What happens to the properties of substances in a mixture?

Back

The properties of the substances in a mixture retain their individual characteristics.

Front

What is filtration?

Back

Filtration is a method used to separate solids from liquids by passing the mixture through a filter.