Kallanai Dam

High school (ages 12+)
Science & Technology

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/kallanai-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 age?Approximately 1874 years old (built in 150 CE)
2. What is the builder?King Karikala of the Chola dynasty
3. Why was the Kallanai Dam built?It was made to stop floods and give water to farms. This helps grow rice and keeps the land healthy.
4. How does the Kallanai Dam help farmers?The dam raises the river’s water level and sends it into canals that reach farms. This gives farmers a steady water supply for their crops.

Hydraulic Engineering: The branch of engineering concerned with the movement, distribution, and use of water.
Water Diversion Structure: A construction designed to redirect the flow of water from its natural course.
Sustainable Technology: Technology that is developed and used in ways that are environmentally sound and economically viable over the long term.