Risultati di ricerca
1 giorno fa · Although the surface conditions on Venus are no longer hospitable to any Earth-like life that may have formed before this event, there is speculation on the possibility that life exists in the upper cloud layers of Venus, 50 km (30 mi) up from the surface, where the atmospheric conditions are the most Earth-like in the Solar System, with temperatures ranging between 303 and 353 K (30 and 80 ...
1 giorno fa · Definitions. A tornado is a violently rotating column of air, in contact with the ground, either pendant from a cumuliform cloud or underneath a cumuliform cloud, and often (but not always) visible as a funnel cloud. [18] For a vortex to be classified as a tornado, it must be in contact with both the ground and the cloud base.
1 giorno fa · Crawling or surface fires are fueled by low-lying vegetative matter on the forest floor such as leaf and timber litter, debris, grass, and low-lying shrubbery. This kind of fire often burns at a relatively lower temperature than crown fires (less than 400 °C (752 °F)) and may spread at slow rate, though steep slopes and wind can accelerate the rate of spread. [41]
2 giorni fa · Serbia is a country of rich ecosystem and species diversity—covering only 1.9% of the whole European territory, Serbia is home to 39% of European vascular flora, 51% of European fish fauna, 40% of European reptiles and amphibian fauna, 74% of European bird fauna, and 67% European mammal fauna. [185]
1 giorno fa · Internet TLD. .br. Brazil, [b] officially the Federative Republic of Brazil, [c] is the largest and easternmost country in South America and Latin America. It is the world's fifth-largest country by area and the seventh most populous, with over 205 million inhabitants.
2 giorni fa · An ellipse (red) obtained as the intersection of a cone with an inclined plane. In mathematics, an ellipse is a plane curve surrounding two focal points, such that for all points on the curve, the sum of the two distances to the focal points is a constant.
1 giorno fa · Romania is the largest country in Southeastern Europe and the twelfth-largest in Europe, having an area of 238,397 square kilometres (92,046 sq mi). [243] : 17 It lies between latitudes 43° and 49° N and longitudes 20° and 30° E. The terrain is distributed roughly equally between mountains, hills, and plains.
