What do particles in pure substances and mixtures look like?

In this lesson, we are going to look at the differences in the particles of pure and impure substances. We will use water and gold as examples. You will need a pencil, a piece of paper and a ruler.

This quiz includes images that don't have any alt text - please contact your teacher who should be able to help you with an audio description.

Quiz:

Intro quiz - Recap from previous lesson

Before we start this lesson, let’s see what you can remember from this topic. Here’s a quick quiz!

Question 1

Question 2

Question 3

Question 4

Question 5

Q1.Does diagram A represent the particles in a solid, liquid or gas?

Diagram A

1/5

Q2.Does diagram B represent the particles in a solid, liquid or gas?

Diagram B

2/5

Q3.Does diagram C represent the particles in a solid, liquid or gas?

Diagram C

3/5

Q4.Which state of matter takes the shape of the bottom of a container?

4/5

Q5.Which state of matter can be compressed?

5/5

This quiz includes images that don't have any alt text - please contact your teacher who should be able to help you with an audio description.

Quiz:

Intro quiz - Recap from previous lesson

Before we start this lesson, let’s see what you can remember from this topic. Here’s a quick quiz!

Question 1

Question 2

Question 3

Question 4

Question 5

Q1.Does diagram A represent the particles in a solid, liquid or gas?

Diagram A

1/5

Q2.Does diagram B represent the particles in a solid, liquid or gas?

Diagram B

2/5

Q3.Does diagram C represent the particles in a solid, liquid or gas?

Diagram C

3/5

Q4.Which state of matter takes the shape of the bottom of a container?

4/5

Q5.Which state of matter can be compressed?

5/5

Video

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This quiz includes images that don't have any alt text - please contact your teacher who should be able to help you with an audio description.

Quiz:

Mixtures - End of lesson quiz

Don't worry if you get a question wrong! Forgetting is an important step in learning. We will recap next lesson.

Question 1

Question 2

Question 3

Question 4

Question 5

Q1.What is meant by a pure substance?

1/5

Q2.Is diagram A showing a pure or impure substance?

Diagram A

2/5

Q3.What kind of substance is diagram B showing?

Diagram B

3/5

Q4.What type of substance is diagram C showing?

Diagram C

4/5

Q5.What type of substance is diagram D showing?

Diagram D

5/5

This quiz includes images that don't have any alt text - please contact your teacher who should be able to help you with an audio description.

Quiz:

Mixtures - End of lesson quiz

Don't worry if you get a question wrong! Forgetting is an important step in learning. We will recap next lesson.

Question 1

Question 2

Question 3

Question 4

Question 5

Q1.What is meant by a pure substance?

1/5

Q2.Is diagram A showing a pure or impure substance?

Diagram A

2/5

Q3.What kind of substance is diagram B showing?

Diagram B

3/5

Q4.What type of substance is diagram C showing?

Diagram C

4/5

Q5.What type of substance is diagram D showing?

Diagram D

5/5

Lesson summary: What do particles in pure substances and mixtures look like?

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