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1 result for “shifting ink”
- The Perpetually Curious! › Archives › PhysicsArticle
✨ Clean Chemistry: The Curious Physics Behind Soap Bubbles
From section: 🌬️ The Physics of FoamThe rainbow sheen on a bubble’s surface reveals another layer of physics: light waves reflected from the inner and outer boundaries of an ultrathin film interfere with one another, producing shifting bands of color.
