The existence of liquid water is a necessity for a life-support

试卷相关题目

• 1The formations on Europa’s surface are rather unique in the

  A.Right

  B.Wrong

  C.Not mention

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• 2Schmidt and her colleagues are the first group of scientists xxxxx Europ

  A.A.Right

  B.Wrong

  C.Not mention

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• 3The size of Europa is a bit larger than that of Earth’s moon.

  A.Right

  B.Wrong

  C.Not mention

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• 4Europa is the most recently discovered one among Jupiter’s

  A.Right

  B.Wrong

  C.Not mention

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• 5The strange ice patterns on Europa are formed as a result of a xxxxx underground water pool.

  A.Right

  B.Wrong

  C.Not mention

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• 6What is so special about WISE、

  A.It is as small as a trashcan.

  B.It is small in size but carries a large camera.

  C.Never before has a telescope carried a digital camera in space.

  D.Its digital camera can help astronomers to see the unknown spac

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• 7The camera on WISE

  A.produces images of objects giving off infrared radiation.

  B.is equipped with expensive computers

  C.reflects light visible to the human eye

  D.is similar to an ordinary digital camera

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• 8It is true that infrared radiation

  A.is not detectable to human

  B.looks bright than visible light

  C.is visible light reflected off an object

  D.has longer waves that those of visible light

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• 9Which of the following statements about asteroid is NOT true、

  A.The WISE telescope can take pictures of asteroids.

  B.They do not reflect light that reaches them.

  C.They are invisible to ordinary camera.

  D.They float through space giving off visible light.

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• 10It can be inferred from the last paragraph that brown dwarfs、

  A.are power stars like the sun.

  B.give off visible light.

  C.become massive and active.

  D.are invisible to the WISE telescop

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