Tierra

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/tierra

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 many people live in Tierra?Exceeding 8 billion individuals, with significant demographic variations across regions
2. What language do people speak in Tierra?Estimated to be between 6,000 and 7,000 distinct languages spoken worldwide
3. What is the age?Approximately 4.54 billion years
4. What is Tierra and where is it located in the solar system?Tierra is our planet Earth, the third planet from the Sun, full of oceans, mountains, and life.
5. How does the Earth's interior heat affect its surface?The heat inside Earth moves plates of the crust, making mountains, trenches, and volcanoes, and keeps the surface changing.

Lithosphere: The rigid outer part of the earth, consisting of the crust and upper mantle.
Hydrosphere: All the waters on the earth's surface, such as lakes and seas, and also ice and water vapor.
Ecosystem: A biological community of interacting organisms and their physical environment.
Demographics: Statistical data relating to the population and particular groups within it.