What happens during a state change?

In this lesson, we find out what happens to the arrangement and behaviour of particles during a change of state. Learn about the properties of solids, liquids and gases and how to identify changes of state.

Video

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Worksheet

These slides will take you through some tasks for the lesson. If you need to re-play the video, click the ‘Resume Video’ icon. If you are asked to add answers to the slides, first download or print out the worksheet. Once you have finished all the tasks, click ‘Next’ below.

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:

What happens during a state change?

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.Particles in a solid

1/5

Q2.Liquids can be compressed because there are spaces between the particles.

2/5

Q3.Gases can flow because the particles are able to move in all directions.

3/5

Q4.What happens to particles when they are heated?

4/5

Q5.Which of the following is condensation?

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:

What happens during a state change?

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.Particles in a solid

1/5

Q2.Liquids can be compressed because there are spaces between the particles.

2/5

Q3.Gases can flow because the particles are able to move in all directions.

3/5

Q4.What happens to particles when they are heated?

4/5

Q5.Which of the following is condensation?

5/5

Lesson summary: What happens during a state change?

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