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View of the ocean with two ships: one in the foreground and one to the left of it on the horizon. Historically, the distance to the visible horizon has long been vital to survival and successful navigation, especially at sea, because it determined an observer's maximum range of vision and thus of communication, with all the obvious consequences for safety and the transmission of information ...
Elevation – along a curve from a point on the horizon to the zenith, directly overhead. Depression – along a curve from a point on the horizon to the nadir, directly below. Vertical – spanning the height of a body. Longitudinal – spanning the length of a body. Lateral – spanning the width of a body. The distinction between width and ...
The Angelus, depicting prayer at the sound of the bell (in the steeple on the horizon) ringing a canonical hour.. Oriental Orthodox Christians, such as Copts and Indians, use a breviary such as the Agpeya and Shehimo to pray the canonical hours seven times a day while facing in the eastward direction; church bells are tolled, especially in monasteries, to mark these seven fixed prayer times.
The word horizontal is derived from the Latin horizon, which derives from the Greek ὁρῐ́ζων, meaning 'separating' or 'marking a boundary'. [2] The word vertical is derived from the late Latin verticalis, which is from the same root as vertex, meaning 'highest point' or more literally the 'turning point' such as in a whirlpool.
Bell ringing at St Botolph's Aldgate in the City of London. A "ring of bells" is the name bell ringers give to a set of bells hung for English full circle ringing.The term "peal of bells" is often used, though peal also refers to a change ringing performance of more than about 5,000 changes.
In 1961, 19-year-old Robert Allen Zimmerman dropped out of college in his native Minnesota, made a pilgrimage to New York City to meet his folk music idol Woody Guthrie, and decided to become, in ...
Operational meaning of the radar distance between two Rindler observers (navy blue vertical lines). The Rindler horizon is shown at left (red vertical line). The world line of the radar pulse is also depicted, together with the (properly scaled) light cones at events A, B, C.
In other words, the prime vertical is the vertical circle perpendicular to the meridian, and passes through the east and west points, zenith, and nadir of any place. [ 2 ] A heavenly body is in or on the prime vertical when it bears true east or true west—when it is at right angles to the meridian.