Editing sound
I can use sound editing software to edit and manipulate digital sound files.
Editing sound
I can use sound editing software to edit and manipulate digital sound files.
These resources will be removed by end of Summer Term 2025.
Lesson details
Key learning points
- Changes to sound attributes affect the perceived quality.
- Sound editing software can be used to manipulate sound.
Keywords
Waveform - a visual representation of a sound file, showing how the amplitude of sound varies over time
Channel - an individual stream of audio in a sound file
Mono - produces the same sound in both left and right speakers/headphones
Stereo - presents sound separately for the left and right speakers/headphones
Common misconception
Audacity project files can be listened to on all digital devices.
To listen to the audio on other devices, the file must be exported to a common format such as WAV (.wav) or MP3 (.mp3).
To help you plan your year 9 computing lesson on: Editing sound, download all teaching resources for free and adapt to suit your pupils' needs...
To help you plan your year 9 computing lesson on: Editing sound, download all teaching resources for free and adapt to suit your pupils' needs.
The starter quiz will activate and check your pupils' prior knowledge, with versions available both with and without answers in PDF format.
We use learning cycles to break down learning into key concepts or ideas linked to the learning outcome. Each learning cycle features explanations with checks for understanding and practice tasks with feedback. All of this is found in our slide decks, ready for you to download and edit. The practice tasks are also available as printable worksheets and some lessons have additional materials with extra material you might need for teaching the lesson.
The assessment exit quiz will test your pupils' understanding of the key learning points.
Our video is a tool for planning, showing how other teachers might teach the lesson, offering helpful tips, modelled explanations and inspiration for your own delivery in the classroom. Plus, you can set it as homework or revision for pupils and keep their learning on track by sharing an online pupil version of this lesson.
Explore more key stage 3 computing lessons from the Data representation: images and sound unit, dive into the full secondary computing curriculum, or learn more about lesson planning.
File needed for this lesson
- count 93.89 KB (MP3)
Download this file to use in the lesson.
Equipment
The latest version of Audacity installed.
Licence
Lesson video
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Starter quiz
6 Questions
a single element of an image
number of sound samples per second
image clarity in pixels
number of bits for colour representation