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托福聽(tīng)力真題CH系列 003套

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muon detector

第1題

What is the lecture mainly about?

A Misconceptions about muon detectors in Archaeology

B An excavation of an ancient structure using a muon detector

C The collaboration between physicists and archaeologists in the development of the muon detector

D Benefits that archaeologists can obtain from muon detectors

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第2題

What feature of the muons benefit archaeologists?

A Their ability to carry information from outer space

B Their ability to break down cosmic rays into smaller particles

C Their ability to pass through solid material

D Their ability to travel at the speed of light

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第3題

According to the professor, what information can a muon detector provide about the Mayan pyramid?

A The temperature inside of the structure

B The location of rooms within the structure

C The age range of the structure

D The types of material used to build the structure

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第4題

Why does the professor discuss damages to archaeological sites?

A To describe a benefit of using muon detectors in archaeological study

B To explain an accident with a muon detector during a pyramid exploration

C To indicate how useful detectors are in restoring damaged sites

D To explain why muon detectors were rarely used in the past

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第5題

In what ways are modern muon detectors different from muon detectors used in 1967?

A They are more economical.

B They use less energy.

C They are not as large.

D They take less time to produce an image.

E They can scan in more than one direction.

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第6題

What is the professor’s opinion about the newer muon detectors?

A She appreciates the help they provide even though it takes much time to produce images.

B She is afraid that many archaeologists will be unwilling to learn to use them.

C She thinks that they have greater potential in areas of science other than archaeology.

D They provide more accurate information about the age of objects than older detectors did.

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