Mixing Substances

Front

What is a mixture?

Back

A combination of two or more substances where each substance retains its original properties; they are not chemically bound together.

Front

Can the components of a mixture be separated?

Back

Yes, the components of a mixture can be separated.

Front

Is trail mix a mixture?

Back

Yes, trail mix is a mixture because the original components can be separated.

Front

What is an example of a mixture?

Back

Rocks in a fish tank.

Front

What is a physical change?

Back

A change in the shape or appearance of an object, but a new substance does not form.

Front

What is a chemical change?

Back

A process in which one or more substances combine to form one or more new substances.

Front

Are mixtures reversible changes?

Back

Yes, mixtures can be separated back into their original components, making them reversible changes.

Front

What is the difference between a mixture and a compound?

Back

A mixture retains the original properties of its components, while a compound has a fixed composition and properties throughout.

Front

What happens when substances are combined?

Back

They can either form a physical change (mixture) or a chemical change (compound).

Front

Is lemonade a mixture?

Back

Yes, lemonade is a mixture because it contains different substances that can be separated.