Términos

Término que refiere a grandes extensiones de tierra abierta y nivelada sobre las cuales se han construido pistas, hangares, terminales y otros edificios para permitir los despegues, aterrizajes, carga y descarga, y mantenimiento de aeronaves. Para áreas más pequeñas que tienen una pista pero pocas o ninguna instalación adicional, consulte campo de aviación.

Herramienta para recopilar y medir características o sustancias presentes en el aire.

Sistema coloidal, como la niebla o llovizna, en el cual el medio de dispersión es un gas.

Complexes or structures having as a main purpose the launching of vehicles or rockets into the atmosphere or space, or having other functions having to do with space or air travel, for example designing testing space vehicles.

Moneda romana de bronce, incómoda y pesada, que circuló en el siglo III a. C.

Tipo de moneda romana, de época muy temprana, compuesta esencialmente por una masa de bronce, de peso irregular, tosca o inacabada.

Moneda de bronce fundida de la Antigua Roma, usualmente en forma de lingote y en circulación antes del 300 a.C., precediendo al aes grave.

Genus containing 13-19 species of deciduous or evergreen woody trees and shrubs native to the temperate northern hemisphere; there are also several hybrids.

Species of horse chestnut native to California, the poisonous fruit of which was formerly used by Native Americans to stun game fish; the toxins are boiled from it and it is used for food and fodder; mildly toxic shoots are grazed by livestock and wildlife.

Species of medium-sized horse chestnut native to the midwestern and lower Great Plains regions of the United States and some areas of Canada. The fruits contain tannic acid, and are poisonous for cattle and humans. Native Americans blanched them to extract tannic acid for processing leather.

Species of large deciduous tree native to southeastern Europe but widely cultivated as a large shade and street tree; it grows to a height of 30 meters (100 feet). The Champs-Élysées in Paris is lined with rows of horse chestnut trees.

Species of horse chestnut common in the Himalayan lowlands., between Kashmir and Western Nepal at elevations between 900 and 3,000 meters. It was introduced to the British Isles and is popular there in many parks and estates; having slender, pointed leaflets, has attractive feathery flower spikes with a bottlebrush effect.

Species of medium-sized horse chestnut native to the Ohio Valley and Appalachian Mountains of the Eastern United States.

Species of small horse chestnut tree or bush having long clusters of pink to dark red tubular flowers; native to the southern and eastern United States.

Devices partially composed of a differential thermometer and used to calculate variations in conditions of the sky, particularly solar radiation, and the resulting changes in temperature. Invented by Sir John Leslie.

Refers to the Neolithic culture established in the slopes of the Afanasyevskaya Mountains from the 2nd millennium BCE. Sites have revealed tombs marked with stone circles symbolizing the Sun God, later ones took the form of barrows or large mounds. Pottery in earlier graves consisted of elongated, spherical vessels with herringbone patterns, while later pottery was flat-bottomed.