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1 way could be at night time. You need to pay an electricity bill to have light at night.

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10y ago
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Caiden Sandlin

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2y ago
you are going to save me from failing a grade
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11y ago

well, when people didnt have light bulbs and electricity they were out in the sun and getting vitamin D and they would be healthy but since Nikola Tesla invented the light bulb (he was brilliant) they didnt get much sun and they would be inside alot.

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13y ago

Waiting 4 answer if any one knows

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Q: What are 5 disadvantages of light energy?
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