Uploaded April 2020 | Updated September 2026, 11 minutes ago
@JFRScience 's Mr. Key introduces the various organs that food encounters from ingestion to egestion in the digestive system as well as describing how the structure of several of these components and/or organs relate to their function.
Please note that the primary purpose of these videos is educational for students/educators. While all feedback, both positive and...hmmm...constructive, is appreciated I do not have the time to moderate or respond to all comments. As a result, comments on these videos have been disabled at least for the near future.
@JFRScience 's Mr. Key introduces the various organs that food encounters from ingestion to egestion in the digestive system as well as describing how the structure of several of these components and/or organs relate to their function.
Please note that the primary purpose of these videos is educational for students/educators. While all feedback, both positive and...hmmm...constructive, is appreciated I do not have the time to moderate or respond to all comments. As a result, comments on these videos have been disabled at least for the near future.

![Reaction Theories and Potential Energy Diagrams
NEW FOR 2020!
In this video, @JFRScience s Mr. Key explains:
1. Collision Theory
2. Transition State Theory
3. Potential Energy Diagrams
4. Factors affecting successful collisions (T, [ ], and SA)
5. Catalysts
Please note that the primary purpose of these videos is educational for students/educators. While all feedback, both positive and...hmmm...constructive, is appreciated I do not have the time to moderate or respond to all comments. As a result, comments on these videos have been disabled at least for the near future. Reaction Theories and Potential Energy Diagrams](https://i.ytimg.com/vi/VW4PfumNwSE/mqdefault.jpg)








