Crowley's ridge
Where is Crowley's Ridge located?
Straight through the middle of the Delta.
Where does the Ozark mountain take up a large portion of?
The top northwest corner of Arkansas?
What is the most Abundant rock in Arkansas?
The sedimentary rock
Have rivers been important to people living here in Arkansas?
Yes
What are plate tectonics?
What is Arkansas's smallest and most unique region?
Crowley's ridge.
Here the steep limestone mountains are mostly plateaus, flattened by wind and water erosion over many centuries.
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What colors can the sedimentary rock be?
They can range from light to dark
What happened when river water started to irrigate settlers’ crops?
Soon towns and cities were being built up and down Arkansas' Riverbanks.
Why are plate tectonics important?
Because they are important for geologist and other scientists to study the earth.
Crowley’s Ridge rises how many feet above the Delta?
Hundreds of feet above.
What were the earliest inhabitants once called?
They were called Bluff Dwellers.
What are sedimentary rocks?
Rocks that are formed from pre-existing rocks or pieces or once living organisms.
What are Rivers home to today?
The most valuable resources, important trade routes, notable landmarks, and recreation routes.
What can occur between these underground plates, different movements can occur?
Different movements, and Earths fault lines.
Why did early settlers build their homes on Crowley's ridge?
To escape seasonal flooding.
Why did early settlers have to live day-by-day on whatever food they could find?
Because of the rocky terrain, and poor soil.
What does sedimentary rocks sometimes have in them?
They sometimes can hold plant or animal fossils.
What are the largest rivers in Arkansas?
The Arkansas river and the Mississippi river.
What are scientists who study earthquakes and try to predict where and when they will occur called?
They are called seismologists.
What famous writer lived in this region?
Ernest Hemingway.
Why have are good number of retired people so attracted to this area?
Because of it's natural beauty and booming economy.
Where are you most likely to find sedimentary rocks?
Somewhat near water.
What do the Native Americans use waterways for?
To travel, Support their family, and live by.
What is the Richter scale used for?
To learn more about the size and the strength of the earthquakes.