Year 7 Mega REVISION flashcard

Front

What is the substance that dissolves the solute called?

Back

The substance that dissolves the solute is called the solvent.

Front

Which technique involves gravity as a major tool for separating insoluble substances?

Back

Decanting is a technique that involves gravity as a major tool for separating insoluble substances.

Front

What method would you use to separate salt from water?

Back

Evaporation is the method used to separate salt from water.

Front

What are substances that cannot dissolve in a liquid called?

Back

Insoluble substances cannot dissolve in a liquid.

Front

What are the three ways to separate insoluble substances?

Back

The three ways to separate insoluble substances are decanting, filtration, and magnetic separation.

Front

Define 'solvent'.

Back

A solvent is a substance that dissolves a solute, forming a solution.

Front

What is 'filtration'?

Back

Filtration is a separation technique that uses a filter to separate solids from liquids.

Front

Explain 'magnetic separation'.

Back

Magnetic separation is a technique that uses magnets to separate magnetic materials from non-magnetic ones.

Front

What is 'evaporation'?

Back

Evaporation is the process of turning liquid into vapor, often used to separate a solute from a solvent.

Front

What does 'insoluble' mean?

Back

Insoluble means that a substance cannot dissolve in a particular solvent.