Mississippi River
Interactive passage with audio narration, comprehension questions, and printable PDF.
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About this printable Mississippi River science reading passage, NGSS-aligned (Grades 5-8)
Sample passage and quiz from Mississippi River
Reading passage and comprehension quiz preview
The Mississippi River

Mississippi River map showing its route from Minnesota to the Gulf of Mexico.
The Mississippi River is one of the longest and most important rivers in North America. It stretches 2,340 miles (3,766 kilometers) from its source at Lake Itasca in Minnesota to its mouth at the Gulf of Mexico. The river flows through or borders 10 U.S. states, including Minnesota, Wisconsin, Iowa, Illinois, Missouri, Kentucky, Tennessee, Arkansas, Mississippi, and Louisiana.
The Mississippi River is known for its width, which varies along its course. At its widest point, near Lake Winnibigoshish in Minnesota, it spans 11 miles (18 kilometers). However, its average width is about 1 mile (1.6 kilometers).
The river’s water levels fluctuate seasonally due to factors like rainfall, snowmelt, and human activities. During spring, heavy rainfall and snowmelt can cause the river to swell, leading to flooding. In contrast, dry summers can result in lower water levels, affecting navigation and water supply.
The Mississippi River plays a vital role in the U.S. economy, supporting industries like agriculture, transportation, and tourism. It is also a critical habitat for wildlife, including fish, birds, and mammals. However, the river faces challenges like pollution, erosion, and habitat loss, which require ongoing conservation efforts.
Fun fact: The Mississippi River is nicknamed the “Father of Waters” and is the fourth-longest river in the world!
Comprehension quiz (8 questions)
1. Where does the Mississippi River start?
2. Where does the Mississippi River end?
3. How wide is the Mississippi River at its widest point?
4. What causes the Mississippi River’s water levels to rise?
5. What is one challenge facing the Mississippi River?
6. What is the fun fact mentioned in the passage?
7. What is one role of the Mississippi River in the U.S. economy?
8. How long is the Mississippi River?
Common Core standards for Mississippi River
Explain the relationships or interactions between two or more individuals, events, ideas, or concepts in a historical, scientific, or technical text based on specific information in the text.
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