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The word "cataract" comes from the Greek word καταρρέω ("to flow down"), although the original Greek term was the plural-only Κατάδουποι. However, contrary to this, none of the Nile's six primary cataracts could be accurately described as waterfalls, and given a broader definition, this is the same with many of the minor ...
A cataract is a cloudy area in the lens of the eye that leads to a decrease in vision of the eye. [1] [7] Cataracts often develop slowly and can affect one or both eyes. [1] Symptoms may include faded colours, blurry or double vision, halos around light, trouble with bright lights, and difficulty seeing at night. [1]
Waterfalls are sometimes interchangeably referred to as "cascades" and "cataracts", though some sources specify a cataract as being a larger and more powerful waterfall [1] [4] [5] and a cascade as being smaller. [6] A plunge pool is a type of stream pool formed at the bottom of a waterfall. [7] A waterfall may also be referred to as a "foss ...
Cataracts are like death and (yup) taxes: Inevitable. At some point—usually as you enter middle age—most people develop this eye condition, which is a clouding of the eye’s lens that can get ...
Cataract: A large, powerful waterfall. [1] Multi-step: A series of waterfalls one after another of roughly the same size each with its own sunken plunge pool. [1] Block: Water descends from a relatively wide stream or river. [1] [2] Cascade: Water descends a series of rock steps. [1] [2] Segmented: Distinctly separate flows of water form as it ...
1 Geology and geography. 2 Tourism. ... , meaning "water", ... edge divide the falls into many separate waterfalls and cataracts, varying between 60 and 82 m (197 and ...
An East View of the Great Cataract of Niagara is a historic watercolour of Niagara Falls painted on site by Thomas Davies (c. 1737 –1812) in 1762. It was the first eyewitness painting and the first accurate view of the falls.
Upper Nubia is the southernmost part of Nubia, upstream on the Nile from Lower Nubia.It is so called because the Nile flows north, so it is further upstream and of higher elevation in relation to Lower Nubia.