1.6 - Capillarity and Surface Tension
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Practice Questions
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Define surface tension.
💡 Hint: Think about why insects can walk on water.
What is capillarity?
💡 Hint: Consider how liquid moves in a thin straw.
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Interactive Quizzes
Quick quizzes to reinforce your learning
What causes water to rise in a narrow tube?
💡 Hint: Recall the straw example.
True or False: Surface tension affects the ability of insects to walk on water.
💡 Hint: Think of the critters you see on water's surface.
1 more question available
Challenge Problems
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A glass tube with a diameter of 5 mm is submerged in water. Calculate the height of the water column that would rise, given the surface tension of water is 0.072 N/m and the contact angle is 0 degrees.
💡 Hint: Make sure you use the correct units for density and gravitational acceleration.
Explain how capillarity affects the way plants obtain water, and why it is vital for their survival.
💡 Hint: Think about how tall trees draw water.
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