Use this A2-B1 ESL science reading passage to learn how rivers shape the land. It includes key vocabulary, reading comprehension questions, and answers for English learners.

Reading Level
A2-B1
Word Count
206 words
Reading Passage
A river is moving water that flows across the land. It may look calm, but moving water has power. Over a long time, a river can change the shape of the land.
One way a river changes land is through erosion. As water moves, it can break small pieces from rocks and soil. Fast water can carry more material than slow water. This can make a river channel deeper or wider.
Rivers also carry sediment. Sediment can move along the bottom of the river or float in the water. When the river slows down, some sediment falls to the ground. This process can build new land.
Rivers can make valleys as they cut through the land. They can also make curves called bends. Near the sea, a river may drop a lot of sediment and form a delta.
The shape of a river can also change after heavy rain. More water can move faster and push more soil downstream. In dry seasons, the river may become slower and leave more sand or mud behind.
These changes do not usually happen in one day. Rivers shape the land slowly, year after year. A river is both a path for water and a natural tool that changes Earth.

Key Vocabulary
| Word | Meaning | Example |
|---|---|---|
| river | moving water that flows across land | The river flows toward the sea. |
| erosion | the process of wearing away rock or soil | Erosion can make a valley deeper. |
| sediment | small pieces of rock, sand, or soil | The river carries sediment downstream. |
| valley | a low area between hills or mountains | A river can cut a valley. |
| delta | new land made where a river leaves sediment near its mouth | A delta can form near the sea. |
Reading Comprehension Questions
- What is a river?
- What is erosion?
- What can rivers carry?
- What happens when a river slows down?
- What landforms can rivers make?
Answers
- A river is moving water that flows across the land.
- Erosion is the process of wearing away rock or soil.
- Rivers can carry sediment, such as rock, sand, and soil.
- Some sediment falls to the ground.
- Rivers can make valleys, bends, and deltas.
Short Summary
Rivers shape the land by wearing away rock and soil, carrying sediment, and building new land in slower water.
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