Texas History Chapter 2.1 The Physical Landscape of Texas
Why are we studying this? Texans have long relied on the states
sources of water. Texas has many different resources including
aquifers and reservoirs.
Landforms of Texas
Landforms of Texas
Major Landforms of Texas
Plains
Hills
Plateaus
Mountain ranges
Landforms of Texas
Plains areas of flat or gently rolling land without a sharp
rise or fall in elevation
Landforms of Texas
Landforms of Texas
Plateaus are areas of flat elevated land that drop sharply on
one or more sides
Landforms of Texas
Texas Hill Country
Located in Central Texas
Texas Hill Country
Landforms of Texas
Ranges groups of mountains
Guadalupe Peakhighest point in Texas
Photos from the Guadalupe Mountains
The Texas River System
The Texas River System
All rivers and streams in Texas eventually flow into the Gulf
of Mexico!
Most Texas Rivers are located in East Texas !
The Texas River System
Tributaries any smaller stream or river that flows into a
larger stream or river
Which river is a tributary to the Rio Grande?
The Texas River System
Major River Systems
Tributaries of the Mississippi
Red River
Canadian River
Flow directly into Gulf of Mexico
Brazos
Colorado
Neches
Nueces
Sabine
Trinity
Rio Grande and Tributaries
Rio Grande
Pecos
Texas Lakes & Aquifers
Few natural lakes
Caddo Lake: largest natural lake in state
Hundreds of artificial lakes
Texas Lakes & Aquifers
Reservoirs artificial lakes that store water and are often used
as a source of water by towns and cities
Texas Lakes & Aquifers
Reservoirs also used for irrigation
Irrigation supplying of water to crops by artificial means
Texas Lakes & Aquifers
Aquifer natural formations of underground gravel, rock, or sand
that trap and hold rainwater
Texas Lakes & Aquifers
Refilling/Recharging is usually a slow process
Provide water for farms, home, & industry
Texas Lakes & Aquifers
Ogallala Aquifer
largest underground aquifer in the state
stretches from Texas and New Mexico all the way to South
Dakota
