Many countries will grant permission for the use of spaced-based solar power soon.
A.Right
B.Wrong
C.Not mentioned
试卷相关题目
- 1Space-based solar power will rule out other forms of renewable energy sources.
A.Right
B.Wrong
C.Not mentioned
开始考试点击查看答案 - 2Inflatable minors are used to reduce the space-based solar power system.
A.Right
B.Wrong
C.Not mentioned
开始考试点击查看答案 - 3One advantage of space-based solar power system is that it is economical.
A.Right
B.Wrong
C.Not mentioned
开始考试点击查看答案 - 4Space-based solar cells could collect solar power only when skies are clear.
A.Right
B.Wrong
C.Not mentioned
开始考试点击查看答案 - 5Solaren is going to design 200 solar-power satellites.
A.Right
B.Wrong
C.Not mentioned
开始考试点击查看答案 - 6According to the first two paragraphs,the early universe_______.
A.was governed by simpler physics
B.got fewer stars shinning in it
C.started over 13 billion years ago
D.was composed in a way similar to that of today
开始考试点击查看答案 - 7What can the state-of-the.art computer simulation tell us about、
A.How the Big Bang occurred about 13 billion years ago.
B.How"cosmic dark ages"came into existence.
C.How dust grains and gases were formed after the Big Bang.
D.How the first stars canle into being after the Big Bang.
开始考试点击查看答案 - 8What does the"astronomical object"in paragraph 2 refer to、
A.cosmic dark ages.
B.dust grains and gases.
C.a protostar.
D.the early universe.
开始考试点击查看答案 - 9According to paragraph 4,what is NOT true about a protostar、
A.It developed into a massive star during the Big Bang.
B.It evolved from pre-stellar gases.
C.It was able to integrate heavy elements when evolving into a massive star.
D.It had a mass of one percent of the sun.
开始考试点击查看答案 - 10According to the last paragraph,all of the following are goals of the simulation project EXCEPT
A.to know more about the mass and properties of the first stars of the universe
B.to simulate the process of how the early universe began
C.to apply the simulation to the study of nuclear reaction initiation
D.to discover the truth about the formation of a protostar
开始考试点击查看答案
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