Download Circuits Activity File

LAB REVIEW-CIRCUITS
NAME:__________________________________________
Identify the electrical device each of the symbols below represents by filling in the blanks.
Build the circuits represented by the following circuit diagrams. (Please pay attention to
whether the switch is open or closed.) Get your teacher’s signature when you have finished
building the circuit. Answer the questions that follow.
1. Series or parallel circuit?
2. Open or closed circuit?
3. Light bulb on or off?
4. Series or parallel circuit?
5. Open or closed circuit?
6. Light bulb on or off?
LAB REVIEW-CIRCUITS
NAME:__________________________________________
7. Series or parallel circuit?
8. Open or closed circuit?
9. Light bulb on or off?
Build the following circuits. Draw circuit diagrams. Answer questions regarding your circuits
Circuit 1: 1 battery, 1 bulb, 1 switch (closed).
Draw circuit diagram.
Circuit 3: 2 batteries, 1 bulb, 1 switch (closed).
Draw a circuit diagram.
How does the brightness compare with circuit
1? Why?
Circuit 2 (series circuit): 1 battery, 3 bulbs, one
switch (closed). Draw circuit diagram.
Circuit 4 (series): 2 batteries, 2 light bulbs, 1
switch (closed). Draw diagram.
How does the brightness of the light bulbs
compare with the bulb in circuit 1?
What happens when you unscrew a light bulb?
Why is this the case?
Circuit 5: Circuit 4 (parallel): 2 batteries, 2 light bulbs, 1
switch (closed). Draw circuit diagram.
Circuit 6: Create a closed circuit of your choice. (Must
be different from the circuits previously built.)
Draw the circuit diagram below.
What happens when you unscrew a light bulb?
Series or parallel?
What happens when you unscrew one of the bulbs?
What is the Total Voltage provided by the batteries?
How does the brightness of the light bulbs compare
with the bulbs in circuit 4?
LAB REVIEW-CIRCUITS
NAME:__________________________________________