Which of these is a cardinal direction on a compass?

• down

• west

• pole

• northeast

Almost three-fourths of Earth's surface is covered by

• mountains

• plains

• rainforest

• water

What is located at 0 degrees latitude?

• the equator

• the North Pole

• the prime meridian

• the South Pole

What do meridians of longitude show?

• how close to an ocean a place is

• how far north or south a place is

• how far east or west a place is

• how high above sea level a place is

Where does a delta form?

• in a river valley

• at the mouth of a river

• at the source of a river

• in the hills above a river

Which country is larger in land than the United States?

• Brazil

• Mexico

• Japan

• Canada

What is the most important way that rivers and lakes helped the United States to become a wealthy country?

• They provided an environment for many kinds of fish.

• They made it easy for people to have fun swimming.

• They provided routes for ships and power for industry.

• They offered beautiful scenery for travelers to admire.

Use the map and your knowledge of social studies to complete the sentence.

Two rivers that form parts of the United States border are the _________________________ and ________________________.

• Ohio

• Mississippi

• Rio Grande

• St. Lawrence

Use the map and your knowledge of social studies to complete the sentence.

A tributary flowing into the Mississippi from the east is the __________________.

• Mississippi River

• Ohio River

• Rio Grande River

• St. Lawrence River

A land feature of the United States southeast of the Appalachian Mountains is the ________________________.

• Great Plains

• Gulf Coastal Plain

• Rock Mountains

• Appalachian Mountains