What is the most important instrument for astronomers to observe a solar eclipse safely? A. Telescope B. Solar filter C. Binoculars D. Camera 相关知识点: 试题来源: 解析 B。解析:对于天文学家来说,安全观测日食最重要的仪器是太阳滤光片(solar filter)。直接用望远镜(A选项)、双筒望远镜(C选项)...
Ever since its launch in April 1990, the iconic telescope has made revolutionary breakthroughs from its vantage point high above the blurring effects of the Earth’s atmosphere. Astronomers have used it to accuratelydetermine the expansion rate of the universeand to discoverdark energy, the mysteriou...
The most important scientific tools for astronomers are telescope.This is proven by the fact that the first major discoveries about the solar system,those of Galileo,accompanied the invention of the telescope. 相关知识点: 试题来源: 解析 对于天文学家来说,最重要的科学工具是望远镜.由伽利略完成的太阳...
___ is the most important tool for professional astronomers. A. Telescope B. Microscope C. Binoculars D. Camera 相关知识点: 试题来源: 解析 A。本题考查专业天文学家最重要的工具。telescope 是专业天文学家观察天体最主要的工具;microscope 是显微镜,用于观察微小物体,与天文观测无关;binoculars 和 camera...
"Edwin Hubble made his most important discoveries in the 1920s.Today,other astronomers continue the work he began.Many of them are using the Hubble Space Telescope that is named after him. Edwin Powell Hubble was born in 1889 in Marshfield,Missouri.He spent his early years in the state of ...
Sagan also had an interest in studying UFOs. Stephen Hawking (1942) Nationality: British Known for: Hawking Radiation; Authored A Brief History of Time Cosmologist and theoretical physicist who has studied the phenomenon of black holes and gravity. Honorary Fellow of the Royal Society of Arts. ...
and astronomy. He came from a family of astronomers, and this is probably where his interest began as he was taught all his astronomical and mathematical skills by his grandfather. His family had served the king for many years, astronomers having an important role at court because it was thou...
Throughout history there have been many great females who have contributed to the various fields of science. They have won Nobel Prizes, made important discoveries and done key research that has worked to advance civilization as a whole. Below are some of the world’s most famous female scienti...
1The most important scientific tools for astronomers are telescopes. This is proven by the fact 61.___ the first major discoveries about the solar system those of Galileo accompanied the invention of the telescope. With the increase in power over the centuries telescopes have allowed astronomers...
The most important scientific tools for astronomers are telescopes. This is proven by the fact 61.___ the first major discoveries about the solar system those of Galileo accompanied the invention of the telescope. With the increase in power over the centuries telescopes have allowed astronomers...