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Discover the invisible skin of water with this fun and educational experiment using water, pepper, and dishwashing liquid to demonstrate how the detergent breaks the water's surface tension. Watch as the pepper disperses with a drop of soap, revealing the hidden "skin" of water.
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Peppery skin By Callum
Goal: • Show that water has invisible skin.
Prediction: • The water will change color.
Materials/Ingredients: • Bowl • Water • Pepper • Dishwashing liquid
Steps/method: • 1.fill the bowl with water. • 2.Sprinkle pepper all over the water. • 3.Gently add a drop detergent to the middle of the bowl what happens?
Results: • The pepper fractured or separated.
conclusion • The detergent made the skin on the water break