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Chapter topics:
- Planet Earth
- The birth of planet Earth
- The layers of planet Earth
- The atmosphere
- The significance of the atmosphere
- Test your knowledge
- Terminology
- Summary
A valid license for package „Opiq+ For Teacher”, „Opiq+ Home” or „Opiq+ Yläkoulu (Pupil)” 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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