Separating Mixtures Year 7

What is the definition of a mixture?

• A substance made by mixing more than one component together

• A substance made of one component

What is the definition of a pure substance?

• A substance made by mixing more than one component together

• A substance made of one component

How could you separate iron filings and sand?

• Magnetism

• Distillation

• Chromatography

• Filtration

How can you separate salt and water to leave salt crystals?

• Evaporation

• Filtration

• Distillation

• Chromatography

Tags

NGSS.MS-PS1-4

How would you separate a mixture of sand and water?

• Filtration

• Magnetism

• Distillation

• Chromatography

How could you separate a mixture of salt water to leave salt and water in separate containers?

• Distillation

• Filtration

• Magnetism

• Evaporation

Tags

NGSS.MS-PS1-4

How would you separate a mixture of black ink?

• Chromatography

• Magnetism

• Filtration

• Distillation

Can a soluble substance dissolve in water?

• Yes

• No

• Sometimes

Can an insoluble substance dissolve in water?

• Yes

• No

• Sometimes

How would you separate a mixture of sand and salt?

• Dissolve, filter, evaporate

• Dissolve, evaporate, filter

• Evaporate, distil, magnetise

• Dissolve, distil, filter