2 Written Questions

1. in physical science, opposition presented to the current by a material or device
2. a device that converts light energy into electrical energy

2 Multiple Choice Questions

1. the rate at which charges pass through a given point measured in amperes
   1. electric current
   2. thermocouple
   3. reistance
   4. photocell
2. the potential difference between two points measured in volts
   1. reistance
   2. photocell
   3. cell
   4. voltage

2 True/False Questions

1. thermocouple → a device that converts light energy into electrical energy

   True        False

2. cell → a device that converts light energy into electrical energy

   True        False