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Why is the size of jet engines increasing? An entertaining video lesson describes the efficiency of jet engines. The narrator describes the poor design of an engine that is too small or too big and explains why it is more efficient to settle somewhere in the middle.
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Concepts
Additional Tags
Instructional Ideas
- Create a guided notes document for pupils to complete as they view the video
- Follow the video with a lab investigation on thrust
Classroom Considerations
- Expects a fundamental understanding of Newton's Laws of Motion
- This video is hosted on YouTube
Pros
- Uses analogies to add clarity to the explanations
- Simple illustrations enhance the concepts
Cons
- None