Fact 1: An automobile engine transforms chemical energy into mechanical energy.

Fact 2: Mechanical Energy- Mechanical energy is the energy of moving objects.

Given the two facts above, answer the question "An automobile acquires the energy for motion from" with the following options: 
- fossil fuels
 - objects that have mass
 - a hydraulic system
 - layers of fat
 - chemical energy
 - velocity
 - strong nuclear force
 - digestion


 

     chemical energy    