12/10 Circuit DOL

A student is attempting to make a complete circuit using a bulb, battery, and wire as shown below. Which of the following best explains why the bulb will NOT light?

• The circuit must have a switch to work.

• The light bulb should be moved to the bottom side of the battery.

• The wire on top of the battery should touch the metal side of the bulb.

• The wire on top of the battery should touch the glass on the bulb.

Haley used wires, light bulbs, and batteries to make four electrical circuits. In which circuit will the light bulbs light up?

• A

• B

• C

• D

In a circuit made up of a battery, a bulb, and a wire, where must the wire be located in order for the bulb to light?

• Either from the bulb to the battery or from the battery to the bulb

• From the battery to the bulb only

• From the bulb to the battery only

• From the bulb to the battery and from the battery to the bulb

Ronaldo flipped the "on" switch on his lamp, but it did not turn on. He realized it wasn't plugged in, so he plugged it into the wall, and the lamp suddenly worked. What did Ronaldo do to make his lamp work?

• He completed the circuit by plugging in the lamp, allowing electricity to flow from the outlet.

• He completed the circuit by plugging in the lamp, stopping electricity from escaping the lamp.

• He opened the circuit by plugging in the lamp, allowing electricity to flow from the outlet.

• He opened the circuit by plugging in the lamp, stopping electricity from escaping the lamp.

Describe how a light bulb produces light and heat when connected to a circuit.