Space-based solar power will rule out other forms of renewable energy sources．

试卷相关题目

• 1Inflatable minors are used to reduce the space-based solar power system．

  A.Right

  B.Wrong

  C.Not mentioned

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• 2One advantage of space-based solar power system is that it is economical．

  A.Right

  B.Wrong

  C.Not mentioned

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• 3Space-based solar cells could collect solar power only when skies are clear．

  A.Right

  B.Wrong

  C.Not mentioned

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• 4Solaren is going to design 200 solar-power satellites．

  A.Right

  B.Wrong

  C.Not mentioned

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• 5Solar-power satellites will use radio waves to beam energy down from space．

  A.Right

  B.Wrong

  C.Not mentioned

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• 6Many countries will grant permission for the use of spaced-based solar power soon．

  A.Right

  B.Wrong

  C.Not mentioned

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• 7According 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

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• 8What 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．

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• 9What 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．

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• 10According 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．

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