首页
登录
职称英语
What can we learn about the impactor? [br] [originaltext] Jubilation at NAS
What can we learn about the impactor? [br] [originaltext] Jubilation at NAS
游客
2024-10-14
36
管理
问题
What can we learn about the impactor? [br]
Jubilation at NASA’s Jet Propulsion Labs in California, as the first picture of the collision comes in from the Deep Impact mother ship. Just before six o’clock GMT, the impactor, weighing a third of a ton, smashed into Comet Tempel 1 at a speed of thirty seven thousand kilometers an hour.
Telescopes across the world, and in Earth orbit, will be watching the giant spray of debris thrown out by the impact. The brightened comet in the constellation Virgo may even be visible to the naked eye, allowing members of the public around the world to join in this historic moment in astronomy.
选项
A、only with the telescopes
B、even with naked eye
C、only in a limited area
D、only by a special telescope
答案
B
解析
转载请注明原文地址:https://tihaiku.com/zcyy/3801027.html
相关试题推荐
WhatdoesJanethinkofPotter’scourse?[br][originaltext]Harry:Whatdoyou
WhatdoesJanethinkofPotter’scourse?[br][originaltext]Harry:Whatdoyou
WhatdoesJanethinkofPotter’scourse?[originaltext]Harry:Whatdoyouthink
HowwasoneoftheU.S.soldiersfoundaliveinNorthKorea?[originaltext]
Wheredoesthemoneyforpublicschoolscomefrom?[br][originaltext]Educ
Wheredoesthemoneyforpublicschoolscomefrom?[br][originaltext]Educ
WhenisThanksgivingDaycelebrated?[br][originaltext]ThanksgivingDay
Whatisthispassagemainlyabout?[br][originaltext]Scientistssayshark
Whendidthefirstawardceremonytakeplace?[br][originaltext]Afterinv
Whendidthefirstawardceremonytakeplace?[br][originaltext]Afterinv
随机试题
Childrenareinneedofadoptionbecausesomebirthparentsareunableorun
[originaltext]M:IhadprepareddinnerforeightpeoplebeforeMarycalledand
四物汤的主要功能是活血化瘀。
在下列疾病中,属于癌前病变的是:()A.黏膜白斑 B.发性阿弗他溃疡 C
旗袍源于满族妇女服装。20世纪20年代初,流行于上海等地社会上层妇女。当时有人撰
2013年6月11日,我国成功发射哪个航天器进入太空()A.神舟九号 B.
下列属于货币基金投资品种的是( )。 Ⅰ长期国债 Ⅱ短期国债 Ⅲ银行存款
某房间有可能活动的人很集中,有时很挤或有较重的设备,则楼面均布活荷载标准值(kN
A. B. C. D. E.紫杉醇是从美国西海岸的短叶红豆杉的树皮中提取
主要表现为小叶内导管囊状扩张,导管上皮增生的病变见于A.慢性复发性腮腺炎 B.
最新回复
(
0
)