Lena River

High school (ages 12+)
Geography

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/lena-river

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. How long is the Lena River?Approximately 4,400 kilometers (2,734 miles)
2. How big is the Lena River?Approximately 2.4 million square kilometers (926,000 square miles)
3. What is the location?Siberia, Russia
4. What is the major tributaries?Aldan River, Vilyuy River
5. Where does the Lena River start and where does it end?It begins in the Baikal Mountains and flows across the Siberian plateau until it empties into the Laptev Sea in the Arctic Ocean.
6. Why does the Lena River freeze for so many months?The region is very cold, so the river stays frozen for about seven months each year, and the ice can become more than one meter thick.

Cryosphere: The parts of the Earth's surface where water is in solid form, including ice sheets, glaciers, sea ice, and frozen ground.
Fluvial System: Relating to or found in a river; a river and its associated landforms and processes.
Thermohaline Circulation: A global ocean current system driven by differences in temperature and salinity, playing a major role in climate regulation.