Multiple choice

Liquid drop is spherical due to __________.

  1. viscosity

  2. atmospheric pressure

  3. small weight

  4. surface tension

  5. none of these

Reveal answer Fill a bubble to check yourself
D Correct answer
Explanation

Surface tension is the property of a liquid that causes its surface to behave like a stretched elastic membrane, pulling the liquid into the shape with the smallest surface area for a given volume, which is a sphere.