Understanding Time Zones and the Prime Meridian

Why was there a need to standardize time in the late 19th century?

• To improve agricultural productivity

• To facilitate international trade

• To synchronize military operations

• To make rail travel schedules more efficient

What is the basis for the division of the Earth into 24 time zones?

• The Earth's rotation of 5 degrees longitude per hour

• The Earth's rotation of 20 degrees longitude per hour

• The Earth's rotation of 10 degrees longitude per hour

• The Earth's rotation of 15 degrees longitude per hour

If a location is east of the Prime Meridian, how does its time compare to Greenwich Mean Time (GMT)?

• It is the same as GMT

• It is earlier than GMT

• It is later than GMT

• It is two hours ahead of GMT

How many time zones away from Greenwich is Oslo, Norway?

• Two time zones to the east

• Three time zones to the west

• One time zone to the east

• One time zone to the west

What is the primary purpose of the International Dateline?

• To mark the start of a new year

• To establish a global trade route

• To separate one calendar day from another

• To divide the Earth into hemispheres