Why Do Leaves Change Color?

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. 

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CCSS: Adaptable
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
Pros

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

  • None