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Lewis Latimer was a black inventor. He improved upon the light bulb making it electric. Those light bulbs were then used in street lights.
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Are black people really invisible in the dark?
No, black people are not invisible in the dark; no more than a white person is invisible in the light. If one cannot see someone who is black in the dark, it is more likely because human eyes are not made to see in the dark, so it would be hard to see anyone of any race.
Who was the first rich African-American woman?
Madam C. J. WalkerMadam C. J. WalkerActually in 1914 Madame Walker became the first black millionaire and of course also the first black female millionaire. The first black female billionaire has come about more recent in history her name is Sheila Crump Johnson. She is also the first Black woman to own three professional sports franchises. She is the President and CEO of the company that she founded Salamander Hospitality which is a Hotel, Resort, and Restaurant management firm. Ms. Johnson is also the ex wife of Bob Johnson with whom she founded BET. Other black female billionaires include Oprah Winfrey also the richest self made woman in America and Taysha Smith-Valez who at 27 is also the youngest self made billionaire.
Why was madame cj walker contribution important?
She was the first American woman millionaire. She was a Black woman. She made her money by inventing and then marketing hair care products for Black women. She pioneered the Avon Calling, door to door sales with independent woman representatives.
Why did Sojourner Truth made a difference?
because she was BLACK
When were penny loafers first made?
The first penny loafers was made in 1930
What modifications where made on the light bulb since it was first invented?
there have been many modifications since the light bulb was made but here are some. One modification is that they invented a black light and they have invented halogen light.
What are black light pigments?
This could refer to the colors that are made to use with a black light. Colors that glow under a black light.
What material is a street light cover made of?
S h i t
Was the person who made the light bulb black?
no
What object is made black so that it emits heat?
coal is made black so that it emits light
Why the color of darkness is black when no light is there to form a color?
Black is just a "color" made by a surface chemical absorbing all light, therefore meaning that if there is no light, objects will look black.
What light color do you add to red light to get black light?
The color of light is made by adding all of the colors of parts of light, called wavelengths, together. Color is made by removing certain wavelengths of the light, and white is made by adding them all together. Black is the absence of light, so instead of adding a color of light to red, you will subtract the red light and leave no light.
What is black light made from?
Black is the absence of color. Black lights emit very little visible light. They are mostly designed to emitt radiation near the ultraviolet range. Black lights are made up of many different things. You can type in the phrase 'black light' and answers.com will give you more information.
What year was the first nightmare on elm street made?
1984.
When was coronation street first made?
9 December 1960
Did thomas Edison made the first light?
No, just the first electric light bulb.
What is black made out of?
A object appears black when it reflects or emits no visible light. True black is very uncommon because almost no substance can completely absorb light. http://en.wikipedia.org/wiki/Black
