Question

Difference between terrestrial and extraterrestrial solar radiation

Answer 1

Extraterrestrial radiation ( ) is the intensity (power) of the sun at the top of the Earth's atmosphere. It is usually expressed in irradiance units (Watts per square meter) on a plane normal to the sun

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The sun emits a vast amount of energy, which travels across space in the form of short-wave radiation. ... Earth's surface absorbs solar radiationand emits terrestrial radiation.