首页
外语
计算机
考研
公务员
职业资格
财经
工程
司法
医学
专升本
自考
实用职业技能
登录
外语
Solar Storm At the end of October 2003, a sudden solar storm hit the earth. A solar storm refers to the large amounts of char
Solar Storm At the end of October 2003, a sudden solar storm hit the earth. A solar storm refers to the large amounts of char
admin
2009-06-15
35
问题
Solar Storm
At the end of October 2003, a sudden solar storm hit the earth. A solar storm refers to the large amounts of charged particles released into space(51)the solar energy increases. The release of the energy(52)place along with the activity of the sunspots with a cycle of 11 years. This time, the(53)of the storm exceeded expectations.
This(54)of intense solar storm was caused by the eruption of a solar flare (闪光) and the ejection (喷发) of the solar corona (日冠) on October 28, 2003. Large amounts of charged particles moved 150,000,000 kilometers through space toward the(55)in 19 hours. They could affect aircraft roaming (漫游) in space.
The high-energy particles will(56)some of the parts of an aircraft. They may also cause it to fail. High-energy particles can threaten the safety of an aircraft at a high orbit. If an aircraft orbits at a lower orbit, it is(57)because it is under the protection of the earth’s magnetic field.
A solar storm not only affects aircraft but also is a(58)to the environment and humans. The aerosphere and magnetic field of the earth can(59)humans from ultraviolet radiation and X-rays. While most of the X-rays are absorbed after they enter the aerosphere (大气层), still a few can(60)the ground.
The geomagnetic storm caused by this round of solar storm reaches its highest level on the two(61)of the earth, which affects electricity supply of North America. Overexposure to(62)threatens the health of passengers on planes flying over the Polar Regions. If we fly in the sky during such a solar storm, it(63) we receive ten times the X-ray radiation. It’s really damaging.
Scientists say a solar eruption is like the sun sneezing, which will make the earth(64)a cold. Though this natural force is irresistible, scientists can still(65)its movement accurately by monitoring. Facing successive solar storms, humans can’t drop their guard.
选项
A、intensity
B、height
C、width
D、density
答案
A
解析
转载请注明原文地址:https://kaotiyun.com/show/AWLd777K
本试题收录于:
职称英语理工类A级题库职称英语分类
0
职称英语理工类A级
职称英语
相关试题推荐
SkinCancerMelanoma(黑素瘤),thedeadliestkindofskincancer,isnowthemostcommoncancerin【51】Britishwomen,thecount
Strenuousexercisemayprotectagingbrain.
Thecompanyrecommendedthatanewpetrolstationbebuilthere.
DevelopmentinNewspaperOrganizationOneofthemostimportantdevelopmentsinnewspaperorganizationduringthefirstpart
PreservingNatureforFutureDemandsforstrongerprotectionforwildlifeinBritainsometimeshidethefactthatsimilarne
MotherNatureShowsHerStrengthTornadoes(龙卷风)andheavythunderstormsmovedacrosstheGreatLakesandintoTrumbullCounty
ListeningtoBirdsongAmalezebrafinchchirpsawaytohimself.Suddenlyhenoticesafemalebirdnearby.Herealizesheha
Sulphurhasoccasionallybeenfoundintheearthinanalmostpurestate.
Iwonderwhofirstconceivedtheideaofcuttingaholeinthedoor.
随机试题
利用狄利克雷判别法证明阿贝耳判别法.阿贝耳判别法:若∫a+∞f(x)dx收敛,g(x)在[a,+∞)上单调有界,则∫a+∞f(x)g(x)dx收敛.
下列选项中,不属于学习型组织修炼内容的是()
治疗眩晕瘀血阻窍证,应首选(题)(2009年第63题)
肾移植术后病人服用免疫抑制剂的时间为
临床上所谓的浅度烧伤是指
下列对于税务行政复议的理解正确的是()。
某公司2014年年初未分配利润为一100万元(超过税前5年补亏期),2014年度净利润为1000万元,预计2015年投资所需的资金为3000万元,假设目标资本结构是负债资金占80%,公司按照10%的比例计提法定公积金,若按照我国现行法律法规的规定,则201
沂河又名沂水,发源于鲁山,是临沂的母亲河。()
A、Visitanimportantclient.B、Gotoadepartmentstore.C、Attendasalesmeeting.D、Movetoanewoffice.A
A、Theyareinoppositedirections.B、Theyarefifty-fivemilesapart.C、Theyarequiteclosetoeachother.D、Theyarealongdr
最新回复
(
0
)