Fact 1: Agasoline lawn mower converts gasoline into motion.

Fact 2: Diesel and gasoline are chemicals.

Given the two facts above, answer the question "what does a lawn mower convert into motion?" with the following options: 
- heat energy
 - propulsion
 - fossil fuels
 - grass
 - water
 - Energy.
 - chemicals
 - energy


 

       chemicals  