Effect Caused by Dropping a Stone in Water
This page is the CodyCross answer for the clue below from Physics, Group 1900, Puzzle 2 (Partial Vacuum).
Question is: Effect Caused by Dropping a Stone in Water
and the answer is: RIPPLE
Word Meaning:
RIPPLE — A moving disturbance, or undulation, in the surface of a fluid.
Definitions from Wiktionary.