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No. It is believed that they illuminated their long tunnels with mirrors (or a series of them), or used flammable torches when appropriate.
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What property of light does a periscope make use of?
A light bulb.
What kind of light bulb works to make neon glow in the dark?
blue
What is used to make globe filaments?
The first successful light bulb filaments were made of carbon (from carbonized paper or bamboo). In 1902 the Siemens company developed a tantalum lamp filament. From 1898 to around 1905 osmium was also used as a lamp filament. In 1906 the tungsten filament was introduced
How can a flashlight be luminous?
A flashlight is a device whose purpose it to emit light, or be luminous. The 2 most common types of flashlights are LED or bulb. LED, or Light Emitting Diode flashlights run electricity though semiconductors that manipulate the current in a way that releases photons, the tiny packets of energy that make up light. Bulbs use incandescence to produce light, which is produced though the resistance of the material (or filament) to the electricity that is being forced though it. The material heats up, but due to the low oxygen in the glass bulb it cannot oxidize, and instead glows.
What does luminosity means?
Luminous light gives off its own energy. Instead of reflecting off a heat source..
When did Thomas Edison make the first good light bulb?
He made the first light bulb in 1879 in Florida
Did albert einstine make the first light bulb?
no Tomas Edison made the light bulb
Who was credited with inventing the first light bulb?
Thomas Edison was credited to make the light bulb.
Did albert Einstein make the first light bulb?
NO
Will two batteries and a wire make a light bulb light?
first of all, you need a bulb, a wire, and ONE light bulb. You clip the wire on the battery and touch the wire on the bottom of the light bulb
Who invented the electrical light?
in history, the first person to discover and make the first light bulb is Thomas Edison.
What energy forms can electric light bulb make?
A light bulb can make heat and light.
How do you make a battery light a light bulb?
Make a circuit with 2 wires a batery and a light bulb and touch wire to medle on light bulb
How did Thomas Edison make the light bulb?
he used many different threads, he made the first light bulb with horse's tail hair.
How do you make an ultraviolet light?
First all you have to do is paint a regular bulb black.
Who was the first person to create the light bulb and make it useful?
Thomas Edison
How do you make ultraviolet light?
First all you have to do is paint a regular bulb black.
