Practice - Surface Energy
Enroll to start learning
You’ve not yet enrolled in this course. Please enroll for free to listen to audio lessons, classroom podcasts and take practice test.
Practice Questions
Test your understanding with targeted questions
What is surface tension?
💡 Hint: Think about the extra energy at the surface of a liquid.
What effect does surface tension have on liquid droplets?
💡 Hint: Consider why a balloon stays round.
4 more questions available
Interactive Quizzes
Quick quizzes to reinforce your learning
What causes surface tension in liquids?
💡 Hint: Think about how a water droplet holds its shape.
True or False: Surface tension is only significant in non-living systems.
💡 Hint: Consider examples from both living and non-living systems.
Get performance evaluation
Challenge Problems
Push your limits with advanced challenges
If a drop of water has a radius of 2 mm, calculate the excess pressure inside the droplet.
💡 Hint: Use the formula provided for pressure differences.
Consider a capillary tube with a radius of 1 mm in which water rises to a height of 10 cm. Calculate the surface tension of the water.
💡 Hint: Consider the variables involved in the system to find surface tension.
Get performance evaluation
Reference links
Supplementary resources to enhance your learning experience.