# Electromagnetic spectrum (Part 1)

In this lesson we will be looking at a range of waves called the electromagnetic spectrum. We will consider how this spectrum is grouped and the uses of each of these groups.

Quiz:

# Intro quiz - Recap from previous lesson

Before we start this lesson, letâ€™s see what you can remember from this topic. Hereâ€™s a quick quiz!

Q1.What are the two requirements for refraction?

Select two (2) boxes

1/5

Q2.What is the law of reflection?

2/5

Q3.Use the diagram to determine which of the following sentences is false

3/5

Q4.When a wave slows down as it crosses a material interface, which of the following is true?

Select two (2) boxes

4/5

Q5.What is the wavelength of the wave?

5/5

Quiz:

# Intro quiz - Recap from previous lesson

Before we start this lesson, letâ€™s see what you can remember from this topic. Hereâ€™s a quick quiz!

Q1.What are the two requirements for refraction?

Select two (2) boxes

1/5

Q2.What is the law of reflection?

2/5

Q3.Use the diagram to determine which of the following sentences is false

3/5

Q4.When a wave slows down as it crosses a material interface, which of the following is true?

Select two (2) boxes

4/5

Q5.What is the wavelength of the wave?

5/5

# 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.

# Worksheet

These slides will take you through some tasks for the lesson. If you need to re-play the video, click the â€˜Resume Videoâ€™ 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 â€˜Nextâ€™ below.

Quiz:

# Electromagnetic Spectrum Part 1

This quiz will test your knowledge from this lesson and your prior learning.

Q1.Which of these statements best describes a transverse wave?

1/6

Q2.Which of these statements describes electromagnetic waves?

2/6

Q3.Select the two waves that are higher frequency than visible light.

Select two (2) boxes

3/6

Q4.Select the two waves that have smaller wavelengths than infrared.

Select two (2) boxes

4/6

Q5.Which of these parts of the electromagnetic spectrum is used in optical fibres?

5/6

Q6.Which of these parts of the electromagnetic spectrum are used to treat cancer?

6/6

Quiz:

# Electromagnetic Spectrum Part 1

This quiz will test your knowledge from this lesson and your prior learning.

Q1.Which of these statements best describes a transverse wave?

1/6

Q2.Which of these statements describes electromagnetic waves?

2/6

Q3.Select the two waves that are higher frequency than visible light.

Select two (2) boxes

3/6

Q4.Select the two waves that have smaller wavelengths than infrared.

Select two (2) boxes

4/6

Q5.Which of these parts of the electromagnetic spectrum is used in optical fibres?

5/6

Q6.Which of these parts of the electromagnetic spectrum are used to treat cancer?

6/6

# Lesson summary: Electromagnetic spectrum (Part 1)

## Time to move!

Did you know that exercise helps your concentration and ability to learn?

For 5 mins...

Move around:
Jog

On the spot:
Dance