Dam

High school (ages 12+)
Environment & Earth

Name:

Date:

Step 1 · Read the article

Open the article and read it at the level above. Then answer the questions below in your own words.

https://smallwhale.org/articles/dam

Write what each word means, using the article.

Do not copy the article. Write two things you learned, the way you would explain them to a friend.

Answers below are taken from the article’s stored facts, so they match what the student read.

1. What is the classification by structure?Includes arch, gravity, and embankment (earthfill, rockfill) dams
2. What is the primary functions?Hydroelectric power, water supply, flood control, irrigation, navigation, recreation
3. How do dams help make electricity?Dams store water high in a reservoir; when the water is released, it flows fast through pipes, turning turbines that spin generators to make electricity.
4. Why do people build different types of dams?Different dam types—arch, gravity, or embankment—are chosen based on the rocks, soil, and the purpose, like needing power or water supply.