Question 1

Determine the distance in nautical miles between point A,located at 45°N,75°W,and point B,located at 30°S,75°W.

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Question 2

When the IDL is crossed going from east to west,a day is ______________.

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Question 3

It is June 21 and the Sun is to the south.Using a sextant,a ship's captain measures the altitude of the noonday Sun to be 55o.What is the latitude of the ship?

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Question 4

When it is 12 noon,May 6,in Perth,Australia (33°S,116°E),what are the standard time and date in Ottawa,Canada (44°N,76°W)?

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Question 5

Daylight Saving Time begins on the first Sunday of ______________ and ends on the last Sunday in ______________.

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Question 6

Which two of the following places are nearest to each other??Place A at latitude 20°N,longitude 90°W?Place B at latitude 30°N,longitude 90°W?Place C at latitude 30°N,longitude 75°W?Place D at latitude 20°N,longitude 75°W

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Question 7

What are the latitude and longitude of a place on Earth directly opposite Columbia,South Carolina,which is at 81°W,34°N?

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Question 8

Our present days of the week are related to the names of the Sun,the Moon,and ______________ planets.

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Question 9

Determine the maximum altitude of the Sun on December 22 for an observer located at 30°N.

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Question 10

The main purpose of DST is to save ______________.

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Question 11

At the time of the summer solstice,all latitudes from ______________ to 90°N are having 24 hours of daylight.

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Question 12

Determine the maximum altitude of the Sun on June 21 for an observer located at 30°N.

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Question 13

When the noonday Sun is overhead in London,England,on April 15,what are the standard time and date in San Francisco?

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Question 14

What are the standard time and date (time of day and day of month)in Kyoto,Japan (135°E,35°N),when it is 11 A.M.EST on March 10 in Washington,D.C.(39°N,77°W)?

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Question 15

When one crosses the International Date Line traveling eastward,one day is ______________ the present date.

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Question 16

During one year,what is the apparent change in the noonday Sun's overhead latitude?

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Question 17

Suppose you start at Washington,D.C.(39°N,77°W),and travel 400 nautical miles due south,then 400 nautical miles due east,then 400 nautical miles due north,and then 400 nautical miles due west.Where will you arrive with respect to Washington,D.C.? That is will you be at the starting point,or north,south,east,or west of the starting point?

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Question 18

Daylight hours and night hours are equal in duration throughout the year at the ______________.

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Question 19

Our current calendar is the______________ calendar.

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Question 20

The parallel that is a great circle is the ______________.

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Quiz 15: Place and Time