The most famous short-period comet is Halley’s Comet, named after English astronomer Edmond Halley. Its orbital period averages 76 years, and every one of its 30 appearances since 240 B.C. has been recorded by Chinese astronomers. When seen in 1910, Halley’s Comet had developed a tail ...
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It was first spotted 370 million miles from Earth,by an astronomer who was searching the sky for asteroids.and after whom the comet was named.Scientists who tracked Kohoutek the ten months before it passed the Earth predicted the comet would be a brilliant spectacle.But Kohoutek fell short of ...
The planet of Mercuryvaried in its composition.Halleys cometarrived later than normal in 1759.Neptune was locatedwhere it was expected to be.The Sun had anotherplanet named Vulcan.Why does the writermention logicians in paragraph 3?To introduce anotherway of scientific thinking.To imply what ...
Jiuquan Satellite Launch Center which was founded(建立)in 1958 is one of the four famous satellite launch bases in China. The center has created eight proud firsts for China’s space industry. On April 21, 1970, China’s first man-made earth satellite was raised there. The Long March 2F...
C.It was not written by Isaac Newton.D.The title of the book was inaccurate.【3】What interested Halley most according to paragraph 3A.Three laws of motion.B.The comet named after him.C.Newton’s answer to the shape of planetary orbits.D.Newton’s intention to write and publish the ...
“My father was born in North East China over 100 years ago, where my grandfather, the famous Polish architect, Kazimierz Skolimowski, devoted himself to designing the urban plan for one of the great cities 1,000 kilometers from here,” Skolimowski said during his brief remarks before the...
2.In 1801,Giuseppe Piazzi discovered a new object in the sky.He thought it was an undiscovered comet.After further observation,he realized that it behaved more like a small planet than a comet.Piazzi named it Ceres after the Sicillian goddess of grain.Ceres remains the largest known asteroids...
“ Ooh, ooh, ooh! Harder! Faster, faster! That’s it! Aaaaah.” I was scratching a mosquito bite on my girlfriend’s back. We had gone swimming in Mickey Numnutz Pond. It was named after Mickey Numnutz who had been rescued from what was then Still Water Pond 11 times before he ...
The text was excellent and the acting as well. We followed these two famous people of their time as they took a stand for Dreyfus. Very educational. Big Mother written and directed by Mélodie Mourey. This one is a contemporary play about the influence of social networks on elections. Well...