tx history-ch-2.1
Post on 26-Aug-2014
3.349 views
Embed Size (px)
DESCRIPTION
TRANSCRIPT
- 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
- Landforms of Texas
- Ranges groups of mountains
- 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
- 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
- Texas Lakes & Aquifers
- Edwards Aquifer
- underground water source for Central Texas
- water source for Austin and San Antonio