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ICSE Class 9 Geography Question 24 of 34

Latitudes and Longitudes — Question 29

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29
Question

Question 29

Distinguish between:

  1. Local Time and Standard Time
  2. Parallels and Meridians
  3. Equator and Prime Meridian
Answer
  1. Difference between Local Time and Standard Time:
S.
No.		Local TimeStandard Time
1.Local time of a place can be calculated if we know the longitude of the place.Local time of a country's central meridian is the standard time of the country.
2..Local time changes with longitude.It remains same within a country.
  1. Difference between Parallels and Meridians:
S.
No.		ParallelsMeridians
1.They are the imaginary circles parallel to the equator.These are the imaginary lines running from the north pole to the south pole.
2.They never intersect each other.They intersect at north and south pole.
3.They are also known as latitudes.They are also known as longitudes.
4.They vary in length.They have same length.
  1. Difference between Equator and Prime Meridian:
S.
No.		EquatorPrime Meridian
1.It is the latitude of 0° that circumscribes the earth around its centre.It is the longitude of 0° which passes through Greenwich near London.
2.It divides the earth into Southern and Northern hemisphere.It divides the earth into Eastern and Western hemisphere.