GEOG 110 01 Pre Lab 2 Quiz

Latitude

Horizontal lines that never meet and never cross.

Run east to west

Longitude

Vertical lines that are perpendicular to the Earth.

Run north to south

Tropic of Capricorn (Latitude)

23.5° S

Tropic of Cancer (Latitude)

23.5° N

Equator (Latitude)

0°, 12,756 Kilometers long, circumference is 40,075 Kilometers long.

Prime Meridian (Longitude)

0° (Arbitrary Starting Point)

North Pole

7,900 Miles from the Equator

South Pole

12,714 Kilometers from the Earth

Meridian

Lines of Longitude

Z-Time (Zulu-Time)

Time on the prime meridian. Standard time in London.

Universal Time Coordinated (UTC)

Standard time on the prime meridian. (Standard time in London)

Geographic Grid

System of lines, intersecting at right angles, used to locate any position on earth’s surface.

Rotational Axis

An imaginary line connecting the North Pole and South Pole, and the equator.

Great Circle

One that divides a sphere in two equal halves (hemispheres); it represents the circumference of the sphere, and is thus the largest circle that can be drawn on it.

Small Circles

Do not cut the earth into two equal halves. All parallels of latitude except for the equator are small circles.