http://tinypic.com/view.php?pic=lw8bo&s=5

1. Which of the wires above could carry the greatest current?
A
B
C

2. A current that moves back and forth is defined as:
AD
AC
DC
DDT

3. A current of electricity that flows in only one direction is defined as:
AD
AC
DC
DDT

4. The amount of work an electrical current can do is measured in:
amps
ohms
watts
volts

5. The speed at which an electrical current can do work is measured in:
amps
ohms
watts
volts

6. Which of the following statements best explains why a motor spins?
magnetic fields generate electrical fields that make electrons move
magnetic fields generate proton movement
electric fields generate magnetic fields that spin the motor
electric fields generate electrons that create friction

7. Which of the following statements best explains why a generator produces electricity?
magnetic fields generate electrical fields that make electrons move
magnetic fields generate proton movement
electric fields generate magnetic fields that spin the motor
electric fields generate electrons that creates friction

8. The term DC refers to:
determined current
direct current
direct cycle
determined cycle

9. The term AC refers to:
alternating current
aligned cycle
alternating cycle
aligned current

10. Which statement is true about a generator?
it converts electrical energy into mechanical energy
it converts mechanical energy into magnetic energy
it converts mechanical energy into electrical energy
it converts electrical energy into mechanical energy