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Sink or Float: Exploring the Laws of Buoyancy

Students explore the relationship between density and buoyancy. After watching a video explaining buoyancy, students discuss displacement and floating. Students have a raft building competition. Afterward, they conduct experiments to determine how a hot-air balloon floats. They write a paragraph summary explaining their findings.

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Resource Details

6th - 8th
1 more...
Resource Type
Lesson Plans
2 hrs
Included Materials
  • Vocabulary