Separation of Mixtures

What is a mixture?

• A solution of gases

• A chemical compound

• Two or more substances mixed together

• A single substance

Which method is used for separating large particles by hand?

• Sifting

• Hand sorting

• Evaporation

• Filtration

What is the purpose of sifting?

• To sort magnetic materials

• To separate liquids from solids

• To separate particles of different sizes

• To dissolve substances

Which method is used to separate a solid from a liquid?

• Filtration

• Sifting

• Magnet

• Settling

What does evaporation do?

• Separates magnetic from non-magnetic substances

• Separates solids from liquids

• Separates gases from liquids

• Separates dissolved substances from liquids

Tags

NGSS.MS-PS1-4

NGSS.MS-PS3-4

NGSS.MS-PS3-5

What is the purpose of a separating funnel?

• To separate solids from liquids

• To separate liquids of different densities

• To filter out impurities

• To mix substances

Which method is used to separate two liquids with different boiling points?

• Filtration

• Distillation

• Chromatography

• Sifting

What type of mixture has visually distinguishable components?

• Soluble

• Homogeneous

• Dissolved

• Heterogeneous

Which of the following is an example of a homogeneous mixture?

• Sand and stones

• Air with visible particles

• Mud

• Oros and water

What is sorting in the context of recycling?

• Combining waste into one pile

• Dissolving materials

• Separating substances into groups

• Mixing different materials

Tags

NGSS.MS-ETS1-2