Elements, such a yttrium, have helped to create the lights that are used in televisions
The useful energy that comes out is light energy. Heat energy is also produced but is not useful
light energy
red and blue light is most useful. But others are not.
bright useful resourceful and STUPID ELSTUPIDO
No, nor was he the first person to create a light bulb, that honor goes to Warren de la Rue who demonstrated one in 1840.
No, Thomas Edison didn't invent light, nor was he the first person to create a light bulb, that honor goes to Warren de la Rue who demonstrated one in 1840.
He was not the first person to create a light bulb, that honor goes to Warren de la Rue who demonstrated one in 1840.
Elements, such a yttrium, have helped to create the lights that are used in televisions
A camera and a microscope are two devices that meet your criteria.
The first person to light the Olympic torch was a German male called Fritz.
Light , which is useful Heat , which is NOT useful.
it's useful for light and safety.
The light bulb is useful because it lights up places!
in history, the first person to discover and make the first light bulb is Thomas Edison.
a person
You create the secondary light colours:Red and green light create yellow.Red and blue light create magenta.Green and blue light create cyan.