Are there some changes we can't reverse?

In this lesson, we will be learning about reversible and irreversible changes. We will look at some examples of changes that can be reversed, which are called reversible changes, before moving on to looking at some examples of changes that cannot be reversed, which are called irreversible changes. You will need a piece of paper and a pencil.

Introductory Quiz

This quiz will help you to check any previous learning on this topic, and re-cap anything you may have forgotten. Once you have completed this, click ‘Close Quiz’ and then ‘Next’ below.

Video

Click on the play button to start the video. If your teacher asks you to pause the video and look at the worksheet you should:

  • Click "Close Video"
  • Click "Next" to view the activity

Your video will re-appear on the next page, and will stay paused in the right place.

These slides will take you through some tasks for the lesson. If you need to re-play the video, click the ‘Resume Video’ icon. Once you have finished all the tasks, click ‘Next’ below.

Final Quiz

This quiz is a great way for you to test your learning from this lesson.

If you would like to re-cap any of the lesson, or repeat any exercise, click ‘Back’ below.

Lesson Complete

You’ve now completed today’s lesson - well done!

If you would like to complete other lessons from your schedule, click ‘Schedule’ below. If you would like to see more lessons from this subject, click ‘Subject’ below.