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Hace 3 días · History Pre-industrial era Elevator design by the German engineer Konrad Kyeser (1405). The earliest known reference to an elevator is in the works of the Roman architect Vitruvius, who reported that Archimedes (c. 287 BC – c. 212 BC) built his first elevator probably in 236 BC. Sources from later periods mention elevators as cabs on a hemp rope, powered by people or animals.
Hace 2 días · Outsourcing is a business practice in which companies use external providers to carry out business processes that would otherwise be handled internally, or in-house. Outsourcing sometimes involves transferring employees and assets from one firm to another. The term outsourcing, which came from the phrase outside resourcing, originated no later than 1981 at a time when industrial jobs in the ...
Hace 1 día · Etymology. The word ant and the archaic word emmet are derived from ante, emete of Middle English, which come from ǣmette of Old English; these are all related to Low Saxon e(e)mt, empe and varieties (Old Saxon emeta) and to German Ameise (Old High German āmeiza).All of these words come from West Germanic * ǣmaitjōn, and the original meaning of the word was "the biter" (from Proto-Germanic ...
Hace 3 días · Anxiety is an emotion which is characterised by an unpleasant state of inner turmoil and includes feelings of dread over anticipated events. Anxiety is different from fear in that fear is defined as the emotional response to a present threat, whereas anxiety is the anticipation of a future one. It is often accompanied by nervous behavior such as pacing back and forth, somatic complaints, and ...
Hace 1 día · t. e. In mathematics, an integral is the continuous analog of a sum, which is used to calculate areas, volumes, and their generalizations. Integration, the process of computing an integral, is one of the two fundamental operations of calculus, [a] the other being differentiation. Integration was initially used to solve problems in mathematics ...
Hace 3 días · The ocean is the body of salt water that covers approx. 70.8% of Earth. In English, the term ocean also refers to any of the large bodies of water into which the world ocean is conventionally divided. The following names describe five different areas of the ocean: Pacific, Atlantic, Indian, Antarctic/Southern, and Arctic. The ocean contains 97% of Earth's water and is the primary component of ...
Hace 2 días · Third colours. Current season. Hellas Verona Football Club, commonly referred to as Hellas Verona or simply Verona, is an Italian professional football club based in Verona, Veneto, that currently plays in Serie A. The team won the Serie A Championship in the 1984–85 season .
