Iron pillar of Delhi

High school (ages 12+)
History & Culture

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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/iron-pillar-of-delhi

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 tall is Iron pillar of Delhi?7.21 meters (23 feet 8 inches)
2. How heavy is Iron pillar of Delhi?Estimated to be over 6 tonnes
3. How big is Iron pillar of Delhi?Possibly near Udayagiri Caves
4. What is the location?Qutb complex, Mehrauli, Delhi, India
5. What is the age?Constructed circa 400 CE during the Gupta Empire
6. Why does the Iron Pillar not rust?The pillar’s iron is very pure and has little phosphorus. A special protective layer called misawhite forms on its surface, stopping oxidation.

Gupta Empire: A historical Indian empire (c. 320-550 CE) renowned for significant advancements in science, mathematics, astronomy, and art.
Metallurgical Prowess: Exceptional skill and knowledge in the science and technology of metals and their production.
Corrosion Resistance: The ability of a material, particularly a metal, to withstand degradation caused by chemical reactions with its environment.
Passive Protective Layer: A thin, stable film that forms on the surface of a metal, shielding it from further chemical attack.