Summary
The SciGirls build a miniature wind farm, testing blade shapes and counts to squeeze the most energy out of moving air -- and learning where a community's electricity actually comes from.
Viewer safety
Ages 7+
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Teaching resources
Discussion questions
Discussion
Full episode (28 min) from SciGirls, season 1.
- How does a wind turbine turn moving air into electricity?
- Which blade design worked best, and how did the girls know?
- What are the trade-offs of getting power from wind instead of fuel?
Quick work-a-long
Vocabulary: turbine, energy, renewable, blade.
Try it: Sketch a turbine blade you would test. Write what you would measure to decide whether it is better than the one in the show.