You are presented with the question "What converts chemical energy into sound?" and the following answer choices: 
- worms
 - animals
 - sand
 - fireworks
 - Gunshots
 - engines
 - Loud noises
 - minerals

Now knowing that afirecracker converts chemical energy into sound and fireworks that only make a loud noise are called firecrackers, choose the best answer.


 

    fireworks     