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Chapter topics:
- Sound Energy
- Producing Sound
- Soft and Loud Sounds
- Sources of Loud Sound
- Sound pollution
- Protect Yourself from Loud Sound (Noise Pollution)
A valid license for package „Opiq Private User Package”, „Opiq Pupil Package” or „Opiq Teacher Package” is required to use the kit. Click the link with the package name to learn more about the package and order a license.
If you have a valid license, log in to view the chapter.
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