首页
登录
职称英语
At one time, scientists thought the space between Earth and Sun was a vacuu
At one time, scientists thought the space between Earth and Sun was a vacuu
游客
2023-08-31
67
管理
问题
At one time, scientists thought the space between Earth and Sun was a vacuum. But we now know that the sun fills it with gusts of hot, electrically charged atomic【B1】______ called the solar wind. Sometimes this wind blows hard. When the Sun’s outer layer is very active, it【B2】______ nearly one-third of its gaseous matter outward at supersonic speeds.
The U.S. government’s oceans and atmosphere agency NOAA, has a Space Environment Center to monitor these【B3】______ . The center’s director, Ernest Hildner, says【B4】______ solar emissions are not dangerous to people on the ground, but can be a【B5】______ to airplane occupants and astronauts. They can also shut down satellites, power networks, communications, and other technical systems.
Scientists have long known that solar storms are generated internally by the sudden【B6】______ of magnetic energy rising to the surface. Like a tightly【B7】______ rubber band, the Sun’s magnetic fields can suddenly snap into a new shape. Researchers have tried to predict solar storms by【B8】______ on these magnetic patterns. But【B9】______ . But how are they linked to solar storms?
New satellite data have provided answers to U.S. government scientists and colleagues from the aerospace firm Lockheed Martin. They have revealed that【B10】______ . Lockheed Martin physicist Karel Schrijver says【B11】______ . [br] 【B11】
选项
答案
this interaction creates more electrical current than normally associated with a magnetic field.
解析
这种相互作用产生的电流比一个磁场产生的电流更强。
转载请注明原文地址:https://tihaiku.com/zcyy/2974280.html
相关试题推荐
Culturalnormssocompletelysurroundpeople,sopermeatethoughtandaction
Culturalnormssocompletelysurroundpeople,sopermeatethoughtandaction
[originaltext]Ifwinningiseverything,Britishscientistshavesomeadvice
Foryearsthemedia,foodlabels,dietitians,andevenscientistswhoshould
Foryearsthemedia,foodlabels,dietitians,andevenscientistswhoshould
Foryearsthemedia,foodlabels,dietitians,andevenscientistswhoshould
[originaltext]BetweentenandmidnighttheUnitedStatesispoliticallylea
[originaltext]BetweentenandmidnighttheUnitedStatesispoliticallylea
Comparisonsweredrawnbetweenthedevelopmentoftelevisioninthe20thcen
Comparisonsweredrawnbetweenthedevelopmentoftelevisioninthe20thcen
随机试题
Inthepushtocuttheamountofcarbonwereleaseintotheatmosphere,solu
简述生态系统及其共同特征。
安全检查的主要内容有()。A.查思想 B.查组织 C.查管理 D.查隐患
饮水中硝酸盐进入体内引起亚硝酸盐中毒的主要原因是由于胃肠道内何种细菌的作用A.亚
下列各医疗区的细菌学指标是( ) 空气(cfu/㎡) 物体表面(c
“如果你不能成为大道,那就当一条小路;如果你不能成为太阳,那就当一颗星星。”请你
从所给的四个选项中,选择最合适的一个填入问号处,使之呈现一定的规律性: A.如
劳动争议仲裁的程序
适用于分权程度较高的企业内部转移价格是()。A.市场型内部转移价格 B.
男,45岁。因结核病就诊,经问诊得知他已经吸烟20年,每天吸一包烟。他表示考虑在
最新回复
(
0
)