Instructional Video

Why Are 96,000,000 Black Balls on This Reservoir?

Curated and Reviewed by Lesson Planet

A Los Angeles reservoir is the largest ball pit on Earth. Learn the problem and solution of the water treatment plant in LA in a Veritasium video lesson. An unexpected chemical reaction created an issue in the treatment of water, and the solution involved 96 million black balls to decrease sunlight exposure. 

3 Views 2 Downloads
CCSS: Adaptable
Additional Tags
Instructional Ideas
  • Have learners make their own predictions about the purpose of the black balls before watching the lesson
  • Incorporate during a unit on chemical reactions or water habitats
Classroom Considerations
  • Ensure students have Internet access if assigning for independent viewing
  • This video is hosted on YouTube
Pros
  • Invites experts to explain the concepts
  • Explains a real-life issue and the process of problem solving
Cons
  • None