Casting

High school (ages 12+)
Making & Design

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/casting

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 process origin?Ancient manufacturing technique, with the oldest known example dating to 3200 BC
2. What is the core capability?Economical production of complex geometries, internal features, and large/heavy components
3. What is casting and how does it work?Casting is when liquid material is poured into a mold. It then cools and hardens into the shape of the mold, creating a new object.
4. Why did people start using casting a long time ago?Casting let early people make tools, weapons, and art that were too complex to shape by hand. The copper frog from 3200 BC shows how early it was used.

Subtractive Manufacturing: Manufacturing processes that remove material from a larger piece to achieve the final shape.
Investment Casting: A precision casting process using a ceramic mold created from a wax pattern.
Die Casting: A high-pressure process where molten metal is injected into a reusable metal mold (die).