It is summer and you are excited about going to your local amusement park and specifically about riding the new roller coaster that was just built You imagine waiting at the top of the stairs for the roller coaster to pull into the station climbing into the car strapping yourself into the seatbelt and pulling down the harness You can imagine the cars slowly chugging up to the top of the first hill coming down on the other side and the excitement you expect to feel as you go along for the ride Of all of the things that you have imagined which is an example of potential energy O Waiting at the top of the stairs for the roller coaster to pull into the station O Climbing into the car O Pulling down the harness O The roller coaster car going up the first hill QUESTION 10 You eat a bowl of beans as part of your dinner As you digest the beans the proteins that are present get broken down to their component amino acids As your body destroys the macromolecules that were present in the beans is the energy present in those molecules destroyed O Yes By breaking down these macromolecules some of the energy they contained is destroyed O No While the vast majority of the energy contained in these macromolecules is converted to heat it is not actually destroyed O No The energy contained within these macromolecules is converted into other forms of chemical energy and kinetic energy though some is lost as heat O No Breaking down molecules does not lead to the release of energy