Cobre

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/cobre

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 chemical symbol?Cu
2. What is the atomic number?29
3. What is Cobre and why is it important?Cobre is another name for copper, a shiny metal that people have used for thousands of years. It helps build houses, cars, and electronics because it can carry electricity and heat very well.
4. How did people first use copper?Early humans hammered native copper at low temperatures, making it the first metal they could shape. This started the Copper Age, a time when people began making tools and weapons from metal.

Resistivity: A measure of how strongly a material opposes the flow of electric current.
Ductility: The ability of a material to be stretched or drawn into a thin wire without breaking.
Malleability: The ability of a material to be hammered or rolled into thin sheets without breaking.
Patina: A green or bluish surface layer that forms on copper, brass, or bronze due to oxidation or other chemical processes.