Ch.8 Lesson 1: Southwestern Land and Water

Label the State

b

c

d

a

Arizona

Oklahoma

Texas

New Mexico

Label the State Capitol

c

b

d

a

Oklahoma City

Austin

Phoenix

Santa Fe

Label the land features on the map.

c

b

a

d

flat lands

Great Plains

Coastal Plain

plateaus and mountains

The ​ (a)   is one of the great rivers of the nation that means "great river" in Spanish. It begins in the Rocky Mountains in Colorado and flows 1,900 miles south and east to the Gulf of Mexico. It separates Texas from Mexico.

• Rio Grande
• Mississippi River
• Colorado River

Which river flows through the Grand Canyon?

• Colorado River
• Yukon River

• Rio Grande

• Mississippi River

Why is the Grand Canyon a World Heritage Site?

• Birds, like the rare California condor, live there.

• It has a unique cultural or natural environment.

• It has so many different types of vegetation going down into the canyon.

• It is nearly 18 miles wide and 6,000 feet deep at its deepest point.

• All of these are reasons why it is a World Heritage Site.

Scientists believe erosion formed the Grand Canyon. Erosion is the gradual process of wearing away soil and rock. TRUE or FALSE?

• TRUE

• FALSE

Which 3 steps are part of the process of erosion that created the Grand Canyon?

• soil and rock wear away and the small pieces are moved and deposited elsewhere

• the sunlight crumbles the rock

• the rushing water of the Colorado River wears away the rock

• sand, gravel, and boulders in the river cut the canyon walls

Erosion is not only caused by rivers. It can also be caused by what? There are multiple correct answers.

• rainwater

• melting and moving glaciers

• wind

• sunlight

Match the state(s) with its commodity:

Groups:

(a) Arizona (2 answers)

,

(b) Texas (2 answers)

,

(c) Arizona and Texas (1 answer)

,

(d) Oklahoma and Texas (2 answers)

• goats, cattle, and sheep

• cotton

• wheat

• mining copper

• natural gas

• mining gold, silver, and coal

• oil