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This Exploring Electron Properties interactive also includes:
Bring a historic chemistry experiment to life in your classroom! Introduce pupils to Thompson's ground-breaking discovery of the electron through a cathode ray simulation. The resource allows users to study the behavior of both electrons and ions as they pass between two charged plates.
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NGSS:
Adaptable
Concepts
Additional Tags
Instructional Ideas
- Integrate the resource into a historical chemistry lesson or a subatomic particles unit
- Provide some background information about JJ Thompson's experiment by having the class read this article
Classroom Considerations
- Some basic knowledge of subatomic particles is helpful for using the resource
Pros
- The slow motion setting gives individuals an opportunity to more closely observe the path of the particle they are studying
- Instructions include a thoughtful guiding question to help you assess understanding
Cons
- None