You are presented with the question "What does dropping an object into liquid cause?" and the following answer choices: 
- Heat energy
 - Energy.
 - vibrations
 - energy
 - no effect
 - atoms do not move
 - nothing
 - evaporation

Now knowing that dropping an object into water causes vibrations in the water and water, for example, is a liquid, choose the best answer.


 

   vibrations      