Christmas Lights

Follow the steps below!

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State your testable question

The IV is the wire

The DV is the lighten up light bulbs.

If the Christmas lights are arranged in a parallel circuit then when 1 bulb burts (is removed) the other bulb lights up.


Screenshot 1

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I noticed that you have to connect a battery for each light bulb.

Screenshot 2

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I noticed that for the 3 light bulbs you only had to use 2 batteries.

If the Christmas lights are arranged in a series circuit then when 1 bulb burst (is removed) the other bulbs light up.

Screenshot 3

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i noticed that while i take i bulb out the others are still on.

Screenshot 4

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i noticed that with out a batteries the lights do not light up.

Data Table

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Conclusion

A series circuit is the best series to use for Christmas lights because they name multiple more lights.