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
On July 1, 1859, four men, abundantly supplied with provisions, started on a trip by balloon from St. Louis to New York, at 7:30
On July 1, 1859, four men, abundantly supplied with provisions, started on a trip by balloon from St. Louis to New York, at 7:30
admin
2015-01-28
60
问题
On July 1, 1859, four men, abundantly supplied with provisions, started on a trip by balloon from St. Louis to New York, at 7:30, in the presence of thousands of spectators, the cords that kept die balloon earthbound were cut, and witii considerable velocity it ascended to the height of three kilometers. Taking an easterly direction, it passed, in the course of the night and much of the next day, over Lake Eric and Niagaa Falls. As it neared Lake Ontario the balloon encountered a hurricane, lost its ascending power, and rapidly sank toward the water. The provisions and some of the passengers’ clothing were tossed overboard. The balloon finally reached the shore, having traveled for 80 kilometers Just above the surface of the water. Here they were dragged over trees, bills and rocks, their lives endangered every moment. No one of them ever expected to reach the ground alive.
The whole distance traveled was 1920 kilometers, and the time taken to accomplish the journey was 19 hours averaging 1.6 km a minute.
One of the passengers, Mr. Wise, is perfectly satisfied with the success of the experiment, and believes that the Atlantic Ocean can be crossed by balloon. It is bias intention to attempt such a voyage to England in the near future. Should he do so, there are few persons optimistic enough to believe he will succeed in his venture.
During the trip, the balloon averaged______.
选项
A、1920km a day
B、144km an hour
C、80km an hour
D、96km an hour
答案
D
解析
每分钟1.6km,则每小时96km。
转载请注明原文地址:https://kaotiyun.com/show/64jd777K
本试题收录于:
公共英语三级笔试题库公共英语(PETS)分类
0
公共英语三级笔试
公共英语(PETS)
相关试题推荐
AIDSthreatensnotonlylivesbutalso-inpoorcountries-economicdevelopment.By【C1】______mainlyatadults20to49yearsold
SupposeyouareLiMing,writealettertotheuniversitypresidentaboutthecanteenserviceonyourcampusincludingthefollo
OneofthemoststrikingthingsaboutAmericansisthattheyseemofexpectingeveryonetolikethem【C1】______.theygo.America
Whoisthemaninthisconversation?
Readthefollowingarticleinwhichfivepeopletalkabouttheirideasofdieting.Forquestions61to65,matchthenameofeac
Whereistheconversationmostlikelytakingplace?
Manystudentsfindtheexperienceofattendinguniversitylecturestobeaconfusingandfrustratingexperience.Thelecturersp
Manystudentsfindtheexperienceofattendinguniversitylecturestobeaconfusingandfrustratingexperience.Thelecturersp
Readthetextsfromanarticle,Forfivequestions,matcheachrule(1to5)tooneofthestatements(AtoG)givenbelow.Mark
Disposing(处理)ofwastehasbeenaproblemsincehumansstartedproducingit.Asmoreandmorepeoplechoosetoliveclosetoget
随机试题
课程的系统模式是将课程设置过程视为一个______的系统。
制作矫治器不常使用的是A.点焊机B.持针器C.铸造机D.带环推子E.蜡刀
患者,女,46岁,患慢性肝炎8年。近1个月病情加重,腹大坚满,脘腹绷急,外坚内胀,拒按,烦热口苦,渴不欲饮,小便赤涩,大便秘结或溏垢,面目肌肤发黄,舌边尖红,苔黄腻,脉弦数。服上方10天后,小便量多,腹胀减轻,但仍黄疸较重,上方可加
咨询(监理)工程师的质量管理工作包括()。
【背景资料】某工程项目合同工期为18个月,施工合同签订以后,沲工单位编制了一份初始网络计划,如下图所示:由于该工程施工工艺的要求,实际工作中工作C、工作H和工作J需共用一台特殊履带吊装起重机械,为此需要对初始网络计划作调整。工作G完成后,由于建设单位
本着()的原则,电信运营商应实现电信管道、电信杆路、通信铁塔等电信设施的共用。
编辑过程的基本环节包括()等。
根据我国《物权法》,以下关于不动产登记机构应当履行的职责中,表述不正确的是()
在Access数据库中已经建立了"教师"表,若在查询设计视图"教师编号"字段的"条件"行中输入条件:Like"[!T00009,!T00008,T00007]",则查找出的结果为
HomeImprovementMonthlyTypesofHeatingSystems:ByJamesRyanThemajorityofAmeri
最新回复
(
0
)