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Questions and Answers
How does adding soap to water affect surface tension?
How does adding soap to water affect surface tension?
- It decreases surface tension (correct)
- It has no effect on surface tension
- It turns the liquid into a gas
- It increases surface tension
What is the cause of surface tension in liquids?
What is the cause of surface tension in liquids?
- Repulsion between liquid molecules
- Attraction between liquid molecules (correct)
- Presence of air on the liquid surface
- High temperature of the liquid
What is the unit of measurement for surface tension?
What is the unit of measurement for surface tension?
- Kilogram (kg)
- Pascal (Pa)
- Joule (J)
- Newton per meter (N/m) (correct)
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