CHEM 1001/CHM1020/CHM1025C/CHM1032C          Name:___________


Module One: Sample Pretest                

Part D: Chemical/Physical Change   5 points

State whether each of the following is a physical or a chemical change:


__________________1. Electricity decomposes water.



__________________ 2. Methanol dissolves in gasoline



__________________ 3. Dry ice pellets disappear



__________________ 4. Iron oxidizes to rust



__________________ 5. Bromine is a reddish-brown liquid at room temperature



Part E: Forms of Energy          5 points


List the six different forms of energy as an energy wheel:











Identify two forms of energy that are involved in each of the following energy conversions relating to a fossil fuel plant:


a. Burning coal converts water to steam:





b. A generator spins to make electricity: