Brush

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/brush

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 structural components?Handle/Block and Filaments/Bristles
2. What is the material selection criteria?Flexibility, stiffness, absorbency, chemical resistance, thermal stability, abrasion resistance
3. What is a brush and what does it look like?A brush is a tool with a handle and many bristles or filaments that can be made from animal hair, plant fibers, or synthetic materials. It is used for cleaning, painting, and many other tasks.
4. Why do brushes have different kinds of bristles?Different bristles are chosen for their flexibility, stiffness, and ability to hold paint or absorb water. This helps the brush work best for its specific job, like painting or cleaning.

Filaments: The individual strands or fibers comprising the brush head, engineered for specific functional properties.
Affixed: Securely attached or fastened to the primary structure (handle or block) of the brush.
Abrasion Resistance: The capacity of a material to withstand surface damage caused by rubbing or scraping.
Capillary Action: The ability of a liquid to flow in narrow spaces without the assistance of, or even in opposition to, external forces like gravity.