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Course: Exploratorium > Unit 2
Lesson 2: Soap Film on a Can- Introduction: Why do we see colors in oily water and soap bubbles?
- Create your soap film viewer: Materials, tools, and steps
- To do and notice: Horizontal bands of color
- What’s going on: Reflections, interference, and … a water sandwich?
- Soap Film on a Can: Complete activity guide
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To do and notice: Horizontal bands of color
Watch closely as different colors and patterns develop and change over time.
Want to join the conversation?
- why do we need to use black cups, why cant we use any other color?(3 votes)
- So that the light doesn't change color.(1 vote)
- Why do we need to leave the solution overnight?(1 vote)
- So it bubble molecules can diffuse inter the water(1 vote)
- why dont you just use something bigger(1 vote)