Fact 1: When an animal moves , chemical energy is converted to mechanical energy.

Fact 2: Kinetic energy in starch is converted into chemical energy in the muscles.

Given the two facts above, answer the question "When an animal moves , kinetic energy in starch is converted to " with the following options: 
- adding heat
 - Temperature
 - organic molecules
 - Organic compounds
 - mechanical waves
 - cellulose
 - hydrogen and oxygen
 - mechanical energy


 

        mechanical energy 