Latitude and Longitude. Latitude lines run east/west but they measure north or south of the equator (0 °) splitting the earth into the Northern Hemisphere and Southern Hemisphere. Lines of latitude are numbered from 0 ° at the equator to 90° N.L. at the North Pole.
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Latitude lines run east/west but they measure north or south of the equator (0°) splitting the earth into the Northern Hemisphere and Southern Hemisphere.
Lines of latitude are numbered from 0° at the equator to 90° S.L. at the South Pole.Latitude North Pole South Pole
40° N is the 40° line of latitude north of the equator.
40° S is the 40° line of latitude south of the equator.LatitudeThe North Pole is at 90° NThe South Pole is at 90° S
Places located east of the Prime Meridian have an east longitude (E) address. Places located west of the Prime Meridian have a west longitude (W) address.
Prime MeridianThe Prime Meridian (0°) and the 180° line split the earth into the Western Hemisphere and Eastern Hemisphere.Prime Meridian
America to Asia – gain a day
Asia to America – lose a day
North America is in the Northern Hemisphere because it is north of the Equator. North America is in the Western Hemisphere because it is west of the Prime Meridian.
30’ is half-way between degrees
360° / 24 hours = 15° per hour
THERE IS A 1 HOUR TIME DIFFERENCE FOR EVERY 15° OF LONGITUDE
Time is forward to all places to the east
Time is backward to all places to the west
If it 9 p.m. at Position D, what time is it at position C? Position B?
If it is 1 p.m. at Position X, at which location is the time 5 p.m.
Look at the East Coast of the United States. The lights are already lit.
California the sun is still visible.
It’s still daylight in California
Those light are Boston, New York, Philadelphia and Washington.
Look at Paris and Barcelona, the lights are already lit, meanwhile in London, Lisbon and Madrid the sun is still visible.
Looking south, we can see the islands in the middle of the ocean.
We have a perfect view of the British Islands, Iceland and Canada.