Electricity and Light Bulbs: Let's Get Illuminated!

How does a 9V battery affect the brightness of light bulbs connected to it?

A. It makes the light bulbs brighter

B. It has no effect on the brightness

C. It makes the light bulbs dimmer

Answer:

A. It makes the light bulbs brighter

When a 9V battery is connected to light bulbs, it provides more voltage which results in brighter light bulbs. The higher the voltage, the more energy the bulbs receive, making them shine more brightly.

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