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answer:As the current travels through the wires and the filament, the filament heats up to the point where it begins to emit photons, which are small packets of visible light. In a typical 60-watt light bulb, the filament is made of a long, thin length of tungsten metal.
Inventor: Joseph Swan; Thomas Edison
Explanation:
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ATMOSPHERE LAYERS: Troposphere, Stratosphere, Mesosphere and Thermosphere
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Deoxyribose.
And the five carbon sugar in RNA is ribose
Option B)
They prevent most of the Sun's rays from reaching Earth, thereby preventing Earth from heating up
