"There are numerous uses for a mag light. The most common use is for when it is dark and you need a portable light to help you see. A mag light is exactly like a flash light so whatever a flash light can do, so can a mag light."
A typical light bulb uses around 60 watts of power.
A 400-watt light uses energy at the rate of 0.4 kilowatt. In 1 hour, it uses 0.4 kilowatt-hour of energy.
Uses It is used in photographic film. Many science studies are on this. Scientists are figuring out how it changes color when light shines on it.
A light bulb that uses a filament is also known as an incandescent light bulb.
The are many uses for a high-intensity discharge lamp light for those that use one. The main use for the high-intensity discharge lamp lights is to cover a large area that needs light.
Light+Heat
Plant uses light for many things; it is however a specialist in the feeding process of the plant - however the sunlight (a source of light), is soaked in through the plant's leaves; the leaves are the vital place where photosythesis happens. Therefore, a plant uses light in the process of photosynthesis.
None, light microscopes merely use light to allow the viewer to visually percieve the specimen.
Visible Light is used to see colors on earth and to see period. For more uses of light go to ask.com.
Artificial light.
A pilot light in a typical gas appliance uses about 0.01 therms per hour.