Geography of Eastern Washington Review Assignment

Front

What was unique about Eastern Washington's location millions of years ago?

Back

It was part of the Pacific Ocean floor

Front

The Kootenay Arc was formed by: volcanic activity, glacial movement, collisions between the continent and ocean floor, wind erosion

Back

collisions between the continent and ocean floor

Front

Which mountains are considered the oldest in the Western United States? Options: Olympic Mountains, Cascade Range, Rocky Mountains, North Cascades

Back

Olympic Mountains

Front

The rich soil of the Palouse region was formed by: volcanic ash, river sediments, ocean deposits, glacial loess

Back

glacial loess

Front

During the Ice Age, how thick was the ice sheet over present-day Seattle?

Back

3,000 feet

Front

Lake Missoula was formed by: volcanic activity, glacial erosion, an ice dam, tectonic movement

Back

an ice dam

Front

The Grand Coulee is: an ancient volcano, a prehistoric lake

Back

a prehistoric lake

Front

What is the Ring of Fire?

Back

A chain of volcanoes

Front

How many "sleeping giants" (dormant volcanoes) are there in Washington state?

Back

Six

Front

What caused the floods that shaped eastern Washington?

Back

Melting glaciers