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Harnessing the Wind An Even More Picture-Perfect Science Lesson Engage persevere Malawi Madagascar http://movingwindmills.org/documentary Pre-Assessment What’s in William’s Windmill? • Draw and describe what you might find inside of William’s Windmill and how those parts could create electricity to light a light bulb. Explore • Assembled torch and how it works • Challenge teams to keep light bulb lit for the longest time • Connect to William’s Windmill • What else could be used to turn the crank? Explore http://youtu.be/kErtBVfp66I Explore • A generator converts energy of motion to electrical current • Keep the Dynamo Torch unassembled for the Explain segment Explain • Finding similarities between the Dynamo Torch and William’s Windmill Dynamo Torch William’s Windmill Crank Blades Gears Bicycle parts Wires Copper wire Toy motor (toy generator) Bicycle dynamo (small generator) Explain • Close reading of Energy Gets Things Done! article • Student pages (pp 119-120) • Teacher guidance (pp 122-123) • Purpose, re-reading, text-dependent questions Explain We can enter the text at any point and read only the information we need. Post-Assessment What’s in William’s Windmill? • A revision based on experiences and new learning. • Words to use: energy of motion, electrical energy, transform, and transfer Elaborate • Advantages and disadvantages of wind energy • Renewable vs. nonrenewable sources of energy Elaborate • Energy Fact Sheets can be downloaded for research • Educators Curriculum Resources Energy sources in left margin Evaluate • Team energy posters or individual energy pamphlets • Scoring rubric available (p 121) Curricular Connections • • • • STEM Science Social Studies Character Education