US Geography and Regions — Answer Key
Part A: Fill in the Blank
Write the missing word or number on each line.
1. The Great Plains are large flat grasslands found in the Midwest and West regions.
The Great Plains are a vast, flat region stretching across the central United States, known for grasslands and farming.
2. The Midwest region of the US is known for its many farms and flat land.
The Midwest region produces large amounts of crops like corn and wheat, earning it the nickname America's breadbasket.
3. Mount Denali in Alaska is the tallest mountain in North America.
Denali, formerly known as Mount McKinley, stands at 20,310 feet and is located in Alaska in the West region.
4. The Gulf of Mexico borders the southern coast of the United States.
The Gulf of Mexico is a large body of water that borders the southern coast of the Southeast region.
5. The Southeast region has a warm climate with lots of rain.
Climate varies across US regions due to differences in latitude, elevation, proximity to water, and other geographic factors.
6. A low area of land between two mountains or hills is called a valley.
A valley is a low, flat area of land that lies between hills or mountains, often with a river running through it.
7. The Colorado River begins in Colorado and flows to the Gulf of California.
The Colorado River slowly carved the Grand Canyon in Arizona over millions of years through erosion.
8. The Northeast region is the smallest of the five US regions in land area.
The Northeast region covers the least amount of land compared to the other four US regions.
9. Lake Michigan and Lake Huron are two of the five Great Lakes.
Lake Huron is one of the five Great Lakes, bordered by Michigan and Ontario, Canada.
Part B: Matching
Match each item on the left to the correct answer on the right.
1. Match each item to its correct answer.
Rocky Mountains
→ West
Midwest
Mississippi River
→ Midwest
Southwest
Great Lakes
→ Northeast/Midwest border
Northeast/Midwest border
Grand Canyon
→ Southwest
West
The Rocky Mountains are in the West region. The Mississippi River flows through the Midwest. The Great Lakes are on the Northeast/Midwest border. The Grand Canyon is in the Southwest.