International Date Line

Q. Which of the following is true about the International Date Line (IDL)?

1. It acts as a boundary between two calender dates.
2. It was established in the year 1899 by an international committee.
3. The IDL has no legal international status in the world.
4. It is not a straight line and has a zig-zag pattern.

Q. Which of the following statements is true about the International Date Line (IDL)?

1. A day is lost on crossing IDL from West to East.
2. A day is gained on crossing IDL from East to West.
3. It acts as a "line of demarcation" seperating two consecutive calender dates.
4. IDL is just another name for the Prime Meridian.

Q. What is the International Date Line?

1. A “line of demarcation” separating two consecutive calendar dates.
2. A “line of demarcation” separating the United States and Mexico.
3. A date after which the GMT will be replaced by the IST.
4. A “line of demarcation” separating Europe and Asia.

Q. A person begins his journey from point A. From A, he moves 800 m towards North to reach B. From B, he moves 500 m East to reach C. And from C, he moves 400 m towards North to reach D. Find direct distance from A to D.

Q. Statement I: The International Date Line is an imaginary line of demarcation on the surface of Earth.

Statement II: Only the countries near the International Date Line are allowed to change their Universal meantime.

Which of the following statement is correct?

1. Both statements are correct
2. Both statements are incorrect
3. Only statement I
4. Only statement II

Q. Kirti from India was unable to sleep at night and was awake around 2 am. She thought of calling her friend who lives outside India who must be enjoying the morning of the same date. To whom she should call?

1. Friend from Mexico
2. Friend from Indonesia
3. Friend from England
4. Friend from South Africa

Q. In which of the following situations would a day be gained on crossing the International Date Line?

1. Travelling from West to East
2. Travelling from East to West
3. Travelling from South to North
4. Travelling from North to South

Q. If a plane was flying non-stop from Singapore to New York, what route would it take to get to New York as fast as possible?

1. The Route along the Atlantic Ocean
2. The Route along the Great Circle
3. The Route along the IDL
4. The Route along the Prime Meridian

Q. The ____ is a circle on the surface of a sphere which lies in a plane passing through the sphere's centre.

1. Tropic of Cancer
2. Equator
3. Great Circle
4. Prime Meridian