The light energy is one which doesn't need that. No weight, but can work in solar radiation types, as mentioned above, in the beginning. The benefits we receive from the sun is 2 parts, heating and lighting in daily life, we benefit from the heat. And the light of the sun all the time, solar lights the world, we can do activities, conveniently. Many professional career to use of solar heat directly. Even when the sun sets. We also have the warmth of the sun on the earth to absorb, make us warm. The advantage of light can be divided into 2 way is direct benefits). And the indirect benefits.
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