The sun is an example of a natural light source. A source which gives of light that is natural (not made by electricity) is a natural light source.
Natural sources for americium doesn't exist.
natural energy sources
they are both natural sources of energy
The difference between natural and artificial sources of light is that natural sources are produced by the sun while artificial light sources illuminate using energy from other sources and include incandescent bulbs.
The sun, the moon, and stars are three natural light sources.
one natural resource is the sun
The bioavailability of vitamins in natural food sources is generally higher than in synthetic sources. This means that the body can absorb and use vitamins more effectively from natural foods compared to synthetic supplements.
The sun
Cinchona
The most common natural light sources are the sun, stars, and lightning. Other sources of natural light include bioluminescent organisms such as fireflies and certain deep-sea creatures.
Natural sources : sun, firefly Artificial sources: oil lamps, tube lights
The three natural sources of hydrocarbons are petroleum reservoirs beneath the Earth's surface, natural gas deposits, and organic matter found in sedimentary rocks that undergo heat and pressure to form hydrocarbons.