To provide light in a longer lasting and more effective way than a candle
no not easily
He used the sucker to get the air out of the light bulb and the rest I don't no.
he couldn't figure out which material to use as the filament of his light bulb.
If you use air instead of argon to fill a light bulb, the air will burn the light bulb.
Without the light bulb, we would have to use the sun candles and when the sun is not here, we would have to use candles. Light Bulbs are one of our things that we need to live.
we use the light bulb in every day life
You wouldn't use a potato to screw in a light bulb... if the glass in the light bulb breaks as you're removing it, you can use a potato to take the light bulb out.
People use light bulb for luminescence in homes. It is a substance which provides light to homes.
what is the relationship of light bulb and grounding
it varys from light bulb to light bulb.
everybody would use the light bulb
Light
How about, it gives off light.
NO
so we can see and have light
A light bulb.
no not easily