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Soap Bubbles

By Janice VanCleave

Question: Why doesn’t water form bubbles? Answer: Cohesion is the force between molecules that are alike, such as between water molecules. The cohesion between water molecules too strong to allow the water to form bubbles. The bubbles shown in the photo are made with a solution of soap and water. The soap reduces the force […]

Filed Under: Chemistry Tagged With: adhesion, cohesion, soap bubbles, surface tension

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The spoon hanging from the string vibrates when struck and these vibrations are transmitted through the string and the sound is amplified by the plastic cups. ABOUT ME: Hi, I am Janice VanCleave, author of 50 best-selling science experiment books for children ages 4 through high school. I taught science for 27 years. MORE.....

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