4th grade: weekly lesson #43
TRANSCRIPT
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Water and
MountainsObjective:
We will learn where and what kind of landforms are found in the United States
Ustaadhah Mariam Annor
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The Mississippi River• The longest river in the United States is
the Mississippi River.
• It is over 2,000 miles long.
• The name “Mississippi” came from the Native Americans, who called it “misi-zuhi”, meaning Great River.
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• The Mississippi starts in the state of Minnesota, flowing southwards toward and ending in the Gulf of Mexico.
• It starts in Minnesota and travels along the borders of Wisconsin, Iowa, Illinois, Missouri, Kentucky, Tennessee, Arkansas, Louisiana and Mississippi.
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• During the early days of the United States, there were huge paddle boats that traveled up and down the Mississippi.
• It was a very important means of transportation.
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Other Large River Systems
• Ohio River
• Columbia River
• Missouri River
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Dams• People use waterways to build dams.
• A dam is a barrier that holds water.
• Dams can provide power and electricity.
• The can also be used to collect water for use in different states where there is a shortage of water.
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Hoover Dam
• One of the best-known dams is the Hoover Dam in Nevada.
• It is in the Black Canyon of the Colorado River.
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Mountain Ranges• Another natural landform is the mountain
ranges. The Appalachian Mountains run down the eastern states.
• The Rocky Mountains cover much of the western United States.
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The Rocky Mountains
• The Rocky Mountains cover much of the western United States.
• They stretch over 3,000 miles from British Columbia in western Canada to New Mexico in the United States.
• Higher than the Appalachians.
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The Appalachians Mountains
• The Appalachian Mountains run down the eastern states.
• They begin in Maine and can be found all the way in Mississippi and Alabama.
• They are some of the oldest mountains in the world.
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Review Questions -write your answers down-
1) What is the longest river in the United States?
2) Where is this river located?
3) Name 3 landforms that can be found in the United States?