a: Surface tension ~
b: an invisible skin
What:
"Surface tension is like an invisible skin on the water surface. Another way of seeing it is to hold a glass of water up to the light. The slight curvature in the water surface where it meets the glass is caused by surface tension."
Useful?
Writer: Not Stated
LCC:
Where:
Date: Sep 9 2014 6:51 PM
# 6254 Critique Analogy