Geo terms

N & S Hemisphere

Parts of the globe that are split by the equator at 0 degrees latitude

E & W Hemisphere

Parts of the globe that are split by the prime meridian at 0 degrees longitude

Isthmus

Narrow strip of land that links two larger land masses

Arctic Circle

The line of latitude that makes the boundary of the northern polar zone

Island

A landmass surrounded by water

Archipelago

Multiple landmass surrounded by water a group of islands

Mountains

Natural Elevation of the earth’s surface

River System

A main river with others channeling into it

Delta

An often triangular shaped deposit of sand that occurs when a river flows into the ocean

Peninsula

A narrow strip of land surrounded by water on three sides.

Strait

Narrow piece of water that separates two land masses

Plateau

Raised area of land with a flat top

Oasis

An isolated spot in the desert where green land and water may be found

Canyon

Deep valley with steep sides often with a river flowing through it

Source

The begging or place of origin of a stream or river

Tributary

A stream that eventually flows into a river

Continent

Any of the worlds main continuous areas of land

Sub-continent

A part of a larger continent made up of several countries that form a large mass of land

Prime meridian

0 degrees longitude

Equator

0 degrees latitude