Methods of Separating Mixtures

What is a mixture?

• A combination of two or more materials

• A single material

• A type of chemical reaction

What is the hand-picking method?

• A method to separate materials in a mixture by picking them out with hands

• A method to mix materials

• A method to dissolve materials

What does the sieving method do?

• Separates materials of different sizes

• Mixes materials

• Heats materials

What is magnetic separation used for?

• To separate a mixture of magnetic and non-magnetic materials

• To mix materials

• To dissolve materials

What is the flotation method?

• A method used to separate materials that can float from materials that sink

• A method to mix materials

• A method to heat materials

How do you separate sand from water?

• Using a filter funnel and filter paper

• Using a magnet

• Using a sieve

What is the best method of separation for removing sand from water?

• Flotation

• Filtration

• Sieving

• Hand-Picking

What is filtration method?

• to separate materials of different sizes in a mixture

• to separate materials in a mixture by hands

• to separate a solid material that does not dissolve in water from a liquid material

What is the best method of separation for removing iron from cereal?

• Hand-picking

• Magnetic separation

• Sieving

• Flotation

What is the best tool to use to remove chocolate chips from flour?

• Sieve

• Magnet

• Filter