Instructional Video

Buoyancy Quiz

This Buoyancy Quiz instructional video also includes:

Need to demonstrate buoyancy to your class? Rise to the occasion with a video from Veritasium! The narrator demonstrates how a golf ball behaves in dish detergent and saltwater, then adds the detergent to the saltwater for a surprising ending.

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CCSS: Adaptable
Additional Tags
Instructional Ideas
  • Have the class divide into groups based on what they think will happen when someone adds detergent to saltwater, then develop an explanation for their answers together
  • Use the link provided to show pupils the outcome of the demonstration
Classroom Considerations
  • Make sure learners understand density and buoyant force before watching the video
  • This video is hosted on YouTube
  • The resource zooms in to give a better view of the phenomenon in the cylinder
  • Viewers can make their predictions before following a link to an explanation of what is happening
  • None
Common Core