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Oxygen appears blue in both the liquid and solid states. The eighth video in a playlist about chemical elements discusses oxygen as both a gas and a liquid, and multiple demonstrations show the properties of oxygen.
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CCSS:
Adaptable
Concepts
Additional Tags
Instructional Ideas
- Perform the test for an oxygen-rich environment shown at the end of the video
- Discuss the difference between oxygen and ozone in more depth after watching the video
Classroom Considerations
- Relies on prior knowledge of the properties of liquids and gases
- This video is hosted on YouTube
Pros
- Offers subtitles in English and Portuguese
- Includes demonstrations typically too dangerous for most classrooms, giving students a chance to see someone performing them
Cons
- None