Stain

High school (ages 12+)
Art & Creativity

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/stain

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 interaction types?Stains result from chemical bonding, adsorption, absorption, or physical deposition between materials
2. What is the artistic mediums?Includes wood staining for aesthetic enhancement and stained glass for architectural art
3. Why do stains sometimes stay on things for a long time?Stains can stay because the color molecules stick tightly or even bond with the material. Things that soak in the stain, like porous concrete, keep the color inside.
4. How do scientists use stains to learn about cells?Scientists add special stains to tissue samples so the cells light up. This helps doctors see details and find problems like cancer.

Chromophore: The part of a molecule responsible for its color, often involved in staining.
Substrate: The surface or material on which a stain is applied or occurs.
Histology: The study of the microscopic structure of tissues.