Latitude, Longitude, and Time Zones

sphere

cube

cylinder

oblate spheroid

International Date Line

Equator

Prime Meridian

Tropic of Cancer

90 degrees

45 degrees

0 degrees

180 degrees

Lines of longitude indicate the time zones of different regions.

Lines of longitude represent angular distance east or west of the Prime Meridian.

Lines of longitude are used to measure sea level.

Lines of longitude represent the distance between the equator and the poles.

Meridians

Circles of latitude

Parallels

Equators

The prime meridian runs through New York, USA.

The prime meridian runs through Paris, France.

The prime meridian runs through Greenwich, London, UK.

The prime meridian runs through Sydney, Australia.

12

36

18

24

It can be Sunday in Alaska and Monday in Russia because of the International Date Line.

Alaska and Russia are in the same time zone.

The Earth rotates faster in Alaska than in Russia.

Alaska is located on a different planet than Russia.

The distance between cities and their populations.

The speed of sound and its effect on communication.

The rotation of the Earth and the need for standardized time across regions.

The influence of political boundaries on local customs.

The International Date Line is significant for determining the change of calendar days.

It indicates the location of the equator.

It is used to determine time zones across the globe.

It marks the boundary for international trade regulations.