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1 dzień temu · Hubble's law, also known as the Hubble–Lemaître law, is the observation in physical cosmology that galaxies are moving away from Earth at speeds proportional to their distance. In other words, the farther they are, the faster they are moving away from Earth. The velocity of the galaxies has been determined by their redshift, a shift of the light they emit toward the red end of the visible ...
2 godz. temu · The MIM-104 Patriot is a surface-to-air missile (SAM) system, the primary such system used by the United States Army and several allied states. It is manufactured by the U.S. defense contractor Raytheon and derives its name from the radar component of the weapon system. The AN/MPQ-53 at the heart of the system is known as the "Phased Array Tracking Radar to Intercept on Target," which is a ...
1 dzień temu · The layout of the Punic city-state Carthage, before its fall in 146 BC. Carthage was an ancient city in Northern Africa, on the eastern side of the Lake of Tunis in what is now Tunisia.Carthage was one of the most important trading hubs of the Ancient Mediterranean and one of the most affluent cities of the classical world.It became the capital city of the civilisation of Ancient Carthage and ...
1 dzień temu · A cross section of the shore-end of a modern submarine communications cable. 1 – Polyethylene 2 – Mylar tape 3 – Stranded steel wires 4 – Aluminium water barrier 5 – Polycarbonate 6 – Copper or aluminium tube 7 – Petroleum jelly 8 – Optical fibers Submarine cables are laid using special cable layer ships, such as the modern René Descartes [], operated by Orange Marine.
1 dzień temu · Ben Gurion International Airport (IATA: TLV, ICAO: LLBG), commonly known by the Hebrew-language acronym Natbag (נתב״ג ), is the main international airport of Israel.Situated on the northern outskirts of the city of Lod, it is the busiest airport in the country.It is located 45 kilometres (28 mi) to the northwest of Jerusalem and 20 kilometres (12 mi) to the southeast of Tel Aviv.
1 dzień temu · India, officially the Republic of India (ISO: Bhārat Gaṇarājya), is a country in South Asia.It is the seventh-largest country by area; the most populous country as of June 2023; and from the time of its independence in 1947, the world's most populous democracy. Bounded by the Indian Ocean on the south, the Arabian Sea on the southwest, and the Bay of Bengal on the southeast, it shares land ...
2 godz. temu · The global African diaspora is the worldwide collection of communities descended from people from Africa, predominantly in the Americas. The African populations in the Americas are descended from haplogroup L genetic groups of native Africans. The term most commonly refers to the descendants of the native West and Central Africans who were enslaved and shipped to the Americas via the Atlantic ...
