# Pitch and frequency

This lesson looks at how pitch is determined by frequency and how this has an effect on wavelength. You will also learn how to interpret oscilloscope traces.

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 5

Q1.What is an echo?

1/5

Q2.What is superposition?

2/5

Q3.Which part of a wave is the trough?

3/5

Q4.What happens to sound waves when they hit a rough surface?

4/5

Q5.Which of the following does not use echolocation?

5/5

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 5

Q1.What is an echo?

1/5

Q2.What is superposition?

2/5

Q3.Which part of a wave is the trough?

3/5

Q4.What happens to sound waves when they hit a rough surface?

4/5

Q5.Which of the following does not use echolocation?

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 ‘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.

Quiz:

# Pitch and Frequency

This quiz will test your knowledge from today's lesson and your prior learning.

## Question 5

Q1.What is meant by the 'frequency' of a wave?

1/5

Q2.What happens to the wavelength of a wave when the frequency is high?

2/5

Q3.Which of the following surfaces would be best at absorbing the energy from a sound wave?

3/5

Q4.Which of the following is pitch affected by?

4/5

Q5.What is the difference between the peak and the trough of a wave?

5/5

Quiz:

# Pitch and Frequency

This quiz will test your knowledge from today's lesson and your prior learning.

## Question 5

Q1.What is meant by the 'frequency' of a wave?

1/5

Q2.What happens to the wavelength of a wave when the frequency is high?

2/5

Q3.Which of the following surfaces would be best at absorbing the energy from a sound wave?

3/5

Q4.Which of the following is pitch affected by?

4/5

Q5.What is the difference between the peak and the trough of a wave?

5/5

# Lesson summary: Pitch and frequency

### Time to move!

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

For 5 mins...

Move around:
Walk

On the spot:
Dance

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