Grab Bag Item Did the bulb light? Dollar Yes No Paper Clip Yes No Penny Yes No Eraser Yes No Dog Yes No Hand Yes No Pencil Lead Yes No 6. What do the materials that were able to light the bulb have in common? 7. What other objects would complete the circuit? Explain: These objects are called conductors because they conduct electricity by allowing it to flow through them. Objects that do not allow electricity to flow through them are called insulators. Elaborate: 8. Can you find other ways to complete this circuit? Create a circuit Drawing of your circuit: Did the bulb or Observations using... bulbs light? brightness? speed of electrons? 2 bulbs, 1 battery, 4 Yes No wires 47