Listen and read the course description again. What are some terms that have special meanings when used in navigator?

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2 latitude / longitude

A The horizontal lines on the map indicate ______________.

В The vertical lines on the map indicate ________________.

3 radio beacons / radar

A Many ships use __________, sending out radio waves to determine their speed.

В __________ broadcast from a stationary location.

4 position / degrees

A The location of the shore will help us determine out exact ____________.

B We are at 10 __________ latitude, about 600 nautical miles from the equator.

5 nautical miles / bearing

A We need to know how far we've traveled in ________________.

В We need to calculate our ___________ in relation to the approaching ship.

5. Listen and read the course description again. What are some terms that have special meanings when used in navigator?

Listening

6. Listen to a conversation between a student and an instructor. Mark the following statements as true (T) or false (F).

1 __ The man needs help with an exam problem.

2 __ The man mixes up latitude and longitude.

3 __ The woman explains how to use GPS for navigation.

7. Listen again and complete the conversation.

Student: I’m having 1 _______ _______ reading this chart.

Instructor: What 2 ________ _______ ______ the problem?

Student: I think I understand latitude and longitude, but I'm not 3 ______ _______ degrees.

Instructor: Degrees indicate 4 _________from the equator or from the prime meridian.

Student: And then minutes and seconds describe 5 ________ _______it takes to go from one degree to the next?

Instructor: No, that's not quite right. "Minutes" and "seconds" mean something different in nautical terms. They aren't the same as ordinary minutes and seconds.

Student:What do you mean?

Instructor: A nautical minute measures distance. Sixty minutes 6 _______ _______one degree.

Speaking

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