Fact 1: Dropping an object into water causes vibrations in the water.

Fact 2: Lateral line systems, usually found in fish, detect vibrations in the water.

Given the two facts above, answer the question "What does dropping an object in the water do?" with the following options: 
- Helps fish
 - Pleases fish
 - Disturbs fish
 - reduced heat
 - Catches fish
 - kinetic
 - friction
 - Heart rate


 

   Disturbs fish      