Major Rivers and Landforms

The defining geologic elements in Canada and the United States.

Which river serves as part of the northern boundary between the US and Canada?

St. Lawrence River

Which river marks part of the border between the US and Mexico?

Rio Grande

What is unique about the Great Salt Lake in Utah?

It has salty water.

What is the primary characteristic of the Canadian Shield?

Rocky land created from glaciers

Where can rich coal deposits be found?

Appalachian Mountains

What drains much of Alaska and part of northwestern Canada?

Yukon River

Which is the largest freshwater lake in the world?

Lake Superior

What is the source of the Mackenzie River (the longest river in Canada)?

Great Slave Lake

Which lake lies entirely within the United States?

Lake Michigan

Toward which ocean does the Mackenzie river flow?

Arctic Ocean

Which river's mouth empties into the Gulf of Mexico?

Mississippi River

Which river is longer, Mississippi or Missouri?

Missouri River

Where does the Yukon River drain?

Much of Alaska, NW Canada

Which river carries water to the Pacific Ocean?

Columbia River

Central Lowlands or plains contain some of the world’s most ___ soil.

Fertile