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20 godz. temu · Betelgeuse is a red supergiant star in the constellation of Orion.It is usually the tenth-brightest star in the night sky and, after Rigel, the second-brightest in its constellation.It is a distinctly reddish, semiregular variable star whose apparent magnitude, varying between +0.0 and +1.6, has the widest range displayed by any first-magnitude star. ...
20 godz. temu · This is a list of gravity hills and magnetic hills around the world.. A gravity hill is a place where a slight downhill slope appears to be an uphill slope due to the layout of the surrounding land, creating the optical illusion that water flows uphill or that a car left out of gear will roll uphill. Many of these sites have no specific name and are often called just "Gravity Hill", "Magnetic ...
20 godz. temu · Etymology. Shinkansen (新幹線) in Japanese means 'new trunk line' or 'new main line', but this word is used to describe both the railway lines the trains run on and the trains themselves. In English, the trains are also known as the bullet train. The term bullet train (弾丸列車, dangan ressha) originates from 1939, and was the initial name given to the Shinkansen project in its earliest ...
20 godz. temu · The effects of the blast were equivalent to over 5,000 pounds (2,300 kg) of TNT, and could be heard and felt up to 55 miles (89 km) away. Seismometers at the Omniplex Science Museum in Oklahoma City, 4.3 miles (6.9 km) away, and in Norman, Oklahoma , 16.1 miles (25.9 km) away, recorded the blast as measuring approximately 3.0 on the Richter ...
