Hearing ranges and ultrasound

This lesson explores the hearing range of a variety of organisms, what ultrasound is and its uses.

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!

Q1.Which part of the ear carries a sound wave to the ear drum?

1/5

Q2.What is the function of the auditory nerve?

2/5

Q3.If a sound has a high pitch, what will the frequency and wavelength of the sound wave be like?

3/5

Q4.Which of the following statements is incorrect?

4/5

Q5.In which state of matter will sound travel the slowest?

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!

Q1.Which part of the ear carries a sound wave to the ear drum?

1/5

Q2.What is the function of the auditory nerve?

2/5

Q3.If a sound has a high pitch, what will the frequency and wavelength of the sound wave be like?

3/5

Q4.Which of the following statements is incorrect?

4/5

Q5.In which state of matter will sound travel the slowest?

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.

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:

Hearing ranges and ultrasound

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

Q1.What is the range of human hearing?

1/5

Q2.Which of the following is not a use of ultrasound?

2/5

Q3.What are the tiny bones in our ear called?

3/5

Q4.When does the human hearing range get worse?

4/5

Q5.A dolphin emits a sound wave that another dolphin hears 0.5s later. Sound travels at 1400 m/s in water. How far apart are the two dolphins?

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:

Hearing ranges and ultrasound

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

Q1.What is the range of human hearing?

1/5

Q2.Which of the following is not a use of ultrasound?

2/5

Q3.What are the tiny bones in our ear called?

3/5

Q4.When does the human hearing range get worse?

4/5

Q5.A dolphin emits a sound wave that another dolphin hears 0.5s later. Sound travels at 1400 m/s in water. How far apart are the two dolphins?

5/5

Lesson summary: Hearing ranges and ultrasound

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Sound waves
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