Science

Y5 Science

Key Stage 2

Year 5

Separating mixtures

In this lesson, we will learn what makes a substance pure or impure. We will also learn to draw diagrams to represent the particles in pure and impure substances.

What makes something pure?

In this lesson, we will learn what makes a substance a mixture. We will also learn how to identify mixtures and the benefits of using an alloy over a pure metal.

What makes something a mixture?

In this lesson, we will learn what makes a substance a formulation. We will identify some common formulations and investigate what happens when formulations are scaled up or down.

What is a formulation?

In this lesson we will learn about four ways that mixtures can be separated, including using magnets; evaporation, filtration and sieving.

How can we separate mixtures into pure substances?

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 plan and evaluate a method to separate soil and gravel from river water.

Key Stage 2, Science, Separating mixtures

Unit Quiz

What makes something pure?

What makes something a mixture?

What is a formulation?

How can we separate mixtures into pure substances?

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

How can we separate river water into separate substances?