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1. Write your general observations about the different circuits.
You can write about the brightness of the bulbs attached to series and
parallel circuits. Mention whether the bulbs were equally bright or not.
Series
Parallel
2. Use the brightness of the single bulb attached as the benchmark of your
observations, and fill out the table below. Indicate the light from the
light bulb is brighter, same, or dimmer than the light from the single
light bulb.
Brightness in a series circuit
Light bulb number
Brightness
ایران
2
3
Brightness in a parallel circuit
Light bulb number
Brightness
1
2
3
3. Did the bulbs shine brighter in any of the circuits? If so, which circuit
did they shine brighter in?
4. What does the experiment tell you about the current that flows to the
bulbs in a parallel circuit, as compared with the current that flows in a
series
circuit?
5. What happened to the series circuit when you detached one of the
bulbs?
6. What happened to the parallel circuit when you detached one of the
bulbs?
7. What are the advantages and disadvantages of series and parallel
circuit?
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