# How can you separate a mixture of sand, salt and water?

In this lesson we will learn about how to separate soluble and insoluble solids from water.

# How can you separate a mixture of sand, salt and water?

In this lesson we will learn about how to separate soluble and insoluble solids from water.

## Lesson details

### Key learning points

1. Define 'solution', 'solute', 'solvent', 'soluble' and 'insoluble'
2. Describe how to use filtration to separate some mixtures
3. Describe how you can use evaporation to separate some mixtures

### Licence

This content is made available by Oak National Academy Limited and its partners and licensed under Oak’s terms & conditions (Collection 1), except where otherwise stated.

## Video

Share with pupils

## Worksheet

Share with pupils

## Starter quiz

Share with pupils

### 5 Questions

Q1.
How many types of particle are there in a mixture?
One
Three
Two
Q2.
Why can iron filings be separated from sand using a magnet?
Iron cannot be separated from sand using a magnet.
Sand has a high boiling point.
Sand particles are larger than iron particles.
Q3.
How can salt be separated from water when it is dissolved?
Filter paper
Magnet
Sieve
Q4.
How can sand be separated from water?
Evaporation
Magnet
Sieve
Q5.
How can rocks be separated from water?
Evaporation
Filter paper
Magnet

## Exit quiz

Share with pupils

### 6 Questions

Q1.
A soluble solid dissolves in water.
False
Q2.
The solid that dissolves in a liquid is called...
A formulation.
A solution.
A solvent.
Q3.
The liquid a solid dissolves in is called...
A formulation.
A solute.
A solution.
Q4.
Salt is an example of...
A formulation.
A solvent.
An insoluble solid.
Q5.
Sand is an example of...
A formulation.
A soluble solid.
A solvent.
Q6.
Which two processes are required to separate salt, sand and water?
A magnet and filtering.
Sieving and evaporation.
Sieving and filtering.