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Activity (Hands-On)Grades 10 - 12

Surface Tension Lab

Materials List

Each group needs:

  • paper cupsPhoto shows a yellow plastic lifesaver-shaped item with a handle; a bubble sits on its circular opening.A bubble wand.
  • liquid soap (variation idea: give different brands to different groups for students to compare)
  • bubble wand (available at discount, toy and dollar stores)
  • water
  • measuring cups
  • spoons
  • ruler
  • stopwatch
  • safety goggles or glasses for eye protection
  • Bubble Surface Tension Lab Handout (PDF), one per person
  • Why Do Liquid Jets Form Droplets? (PDF) (homework), one per person