Mixtures - Separating Mixtures

Front

What is a mixture?

Back

A mixture is a combination of two or more substances where each substance retains its own properties.

Front

What are the two main types of mixtures?

Back

Homogeneous mixtures (uniform composition) and heterogeneous mixtures (distinct components).

Front

What is a homogeneous mixture?

Back

A homogeneous mixture is a mixture that has a uniform composition throughout, such as saltwater.

Front

What is a heterogeneous mixture?

Back

A heterogeneous mixture is a mixture where the components can be seen and easily separated, like a salad.

Front

What does it mean for substances to maintain their physical properties in a mixture?

Back

It means that the individual substances in the mixture do not change their chemical structure or properties.

Front

What is filtration?

Back

Filtration is a method used to separate solids from liquids using a filter.

Front

What is the purpose of using a magnet in separating mixtures?

Back

A magnet is used to attract and separate magnetic materials from non-magnetic materials in a mixture.

Front

How can you separate sand from iron filings?

Back

You can use a magnet to attract the iron filings away from the sand.

Front

What is the best method to separate a mixture of sand and salt?

Back

Dissolve the salt in water, then filter the mixture to separate the sand.

Front

What is the role of a coffee filter in separating mixtures?

Back

A coffee filter is used to separate solid particles from liquids, such as pulp from juice.