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While toxic in large amounts, proper nutrition in humans requires selenium. The 34th video in a 118-part series on chemical elements discusses selenium in detail. It explains the facts, properties, and applications of this non-metal.
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CCSS:
Adaptable
Concepts
Additional Tags
Instructional Ideas
- Research the history of the word selenium and its relationship with the moon
- Remind pupils that the public comment section is not a good source for valid scientific knowledge
Classroom Considerations
- Relies on prior knowledge of compounds and chemical structures
- This video is hosted on YouTube
Pros
- Includes closed captioning for the hearing impaired
- Requires very little class time
Cons
- None