Discover the scientific explanation of fall leaves! The lesson narrator describes the role of chlorophyll, glucose, and weather in the process of the color-changing process. He adds an overview of carotenoids and flavonoids to explain the variation in colors. 

Concepts

fall leaves, leaves, pigments, chlorophyll, photosynthesis, glucose

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Additional Tags

science

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Instructional Ideas

• Ask individuals to collect various colors of leaves during fall; have them predict their levels of carotenoids and flavonoids
• Have pupils keep a list of new vocabulary to define after watching the video lesson

Classroom Considerations

• Consider using the closed captioning to assist English learners with the higher-level vocabulary
• This is an installment of the ACS Reactions series
  

• This video is hosted on YouTube

Pros

• Interesting presentation that should hold learners' attention
• Includes a summary of the video as a reference

Cons

• None

Common Core

SL.9-10.2 SL.11-12.2 RST.9-10.7 RST.11-12.7