1. Location -extends nearly north pole to nearly equator (in
between Arctic circle and Tropic of cancer), includes cold, warm and
hot climates
2. Topography -North-south high mountain ranges in the west hinder
wind carrying moisture from Pacific ocean
-Northeast-southwest mountain ranges in the east
allow wind carrying moisture from Atlantic ocean into the continent
3. Stream -In the east, Gulf stream warms up the east coast of
USA while Labrador stream cools down the east coast of Canada
-In the west, North Alaska stream warms up the west
coast of USA and California stream cools up the south coast of the
North America