crossing pattern
81eye, human — ▪ anatomy Introduction specialized sense organ capable of receiving visual images, which are then carried to the brain. Anatomy of the visual apparatus Structures auxiliary to the eye The orbit The eye is protected from mechanical injury… …
82pre-Columbian civilizations — Introduction the aboriginal American Indian (Mesoamerican Indian) cultures that evolved in Meso America (part of Mexico and Central America) and the Andean region (western South America) prior to Spanish exploration and conquest in the 16th …
83Skew arch — A skew arch (also known as an oblique arch) is a method of construction that enables an arch bridge to span an obstacle at some angle other than a right angle. This results in the faces of the arch not being perpendicular to its abutments and its …
84Parity of zero — Zero objects, divided into two equal groups Zero is an even number. In other words, its parity the quality of an integer being even or odd is even. Zero fits the definition of even number : it is an integer multiple of 2, namely 0 × 2. As a… …
85Potsdamer Platz — Major buildings at Potsdamer Platz from the air in 2004 …
86cyprus — /suy preuhs/, n. Obs. cypress2. * * * Cyprus Introduction Cyprus Background: Independence from the UK was approved in 1960 with constitutional guarantees by the Greek Cypriot majority to the Turkish Cypriot minority. In 1974, a Greek sponsored… …
87Cyprus — /suy preuhs/, n. an island republic in the Mediterranean, S of Turkey: formerly a British colony; independent since 1960. 752,808; 3572 sq. mi. (9250 sq. km). Cap.: Nicosia. * * * Cyprus Introduction Cyprus Background: Independence from the UK… …
88building construction — Techniques and industry involved in the assembly and erection of structures. Early humans built primarily for shelter, using simple methods. Building materials came from the land, and fabrication was dictated by the limits of the materials and… …
89Traffic light — The traffic light, also known as traffic signal, stop light, traffic lamp, stop and go lights, robot or semaphore, is a signaling device positioned at a road intersection, pedestrian crossing, or other location. Its purpose is to indicate, using… …
90Bird migration — A flock of Barnacle Geese during autumn migration …
