Question: Rosa and Ted ate granola bars before competing in a swimming competition. Less than 50% of the chemical energy in the granola bars was converted to mechanical energy during the swim competition. If all the energy in the granola bars was used, which most likely happened to the rest of the energy?

  Options: 
 A. It was lost as potential energy.
 B. It was lost as chemical energy.
 C. It was converted to thermal energy.
 D. It was converted to magnetic energy.
Answer: C