Surface Tension: Definition, Causes, Measurement & Formula


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What is surface tension?

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1. Which surface would hold more weight: hot or cold water? Why?

2. What distance is needed to hold up a 1 g needle on a cup of water (at 25 degrees Celsius)? The surface tension of water is 72 mN/m and assume the only acceleration is gravity.

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About This Quiz & Worksheet

Surface tension is a scientific concept that applies to things we do every single day, and this quiz and worksheet will help gauge your knowledge of the measurable aspects and components of surface tension. Quiz questions will cover surface tension's reaction to liquid, elemental composition, formulaic calculations, and definition.

Quiz & Worksheet Goals

In these assessments, you'll be tested on:

  • Effect of lowering a liquid's temperature on surface tension
  • Elements that play a role in determining surface tension'
  • Mathematical equations related to surface tension
  • The term for how hard it is to break a liquid's surface

Skills Practiced

  • Reading comprehension - ensure you understood the key points from the lesson on surface tension
  • Information recall - access the knowledge you've gained regarding the properties of liquids
  • Problem solving - use the formulas you've learned to solve surface tension practice problems
  • Knowledge application - use what you've learned to answer questions about water molecules

Additional Learning

For more information about surface tension, review the complementary lesson Surface Tension: Definition, Causes, Measurement & Formula. The lesson covers the following key concepts:

  • Cohesion and its relation to surface tension
  • Chemical composition of water
  • Definition and application of surface tension
  • Formulas for finding surface tension
  • Elemental description and interaction that results in surface tension