Decrease in the intensity of light from a celestial body due to absorption and scattering by the Earth's atmosphere. The extinction increases from the zenith to the horizon and ...
The diminishing of light from astronomical objects due to the earth's atmosphere, in which molecules (air, dust, etc. ) of the atmosphere absorb, reflect, and refract light before ...
The decomposed organic element of the soil. Is identified both as an independent horizon in some soils, or in the clay-humus complex. It is usually dark in colour and comes in two ...
A long, green, cylinder-shaped member of the gourd family with edible seeds surrounded by mild, crisp flesh. Used for making pickles and usually eaten ...
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