TPO14-L3
Seafarers and Stars
Listen to part of a lecture in an Astronomy class.
- What does the professor mainly discuss?
- A. How the seafaring skills of Polynesians resembled those of the Vikings.
- B. How Pacific Islanders were able to navigate without instruments.
- C. How the patterns of stars differ to the north and south of the equator.
- D. How navigational instruments developed over time.
- What is the advantage of observing stars from a location near the equator?
- A. The horizon tends to be clearer there than anywhere else.
- B. More stars rise and set in pairs there than anywhere else.
- C. Zenith stars shine even brighter there than they do farther north or south.
- D. The sky appears more orderly there than it does farther north or south.
- What does the professor say about the people of the Gilbert Islands?
[CHOOSE 2 ANSWERS]
- A. They developed a method for describing the locations of stars.
- B. They regularly traded with the peoples of Hawaii and New Zealand.
- C. They were the first to recognize the usefulness of zenith stars.
- D. They considered a navigator to be the same as an astronomer.
- Why does the professor mention stone canoes?
- A. To point out some of the monuments that can be found on Pacific islands.
- B. To give an example of an early method of transporting goods.
- C. To illustrate a method used for teaching young Polynesians to navigate.
- D. To compare Polynesian navigational tools to those of the Vikings.
- What did the technique using zenith stars have in common with the technique using star pairs?
- A. Both could help identify a location relative to the equator.
- B. Both seem to have been used to determine the positioning of stone canoes.
- C. Both were first developed by the Vikings.
- D. Both were used as calendars to help keep track of the seasons.
- What can be inferred about the professor when he says this: 🎧
- A. He questions whether the technique is useful.
- B. He wants to clarify a point about the technique.
- C. He wants the students to guess how the technique works.
- D. He wants the students to experiment with the technique.
答案：
B D AD C A B