Barbed wire

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/barbed-wire

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 material properties?High-tensile steel wire twisted for strength, with sharp, protruding barbs
2. What is the economic impact analysis?Dramatically reduced fencing costs, enabling large-scale land enclosure and agricultural intensification
3. How does barbed wire keep animals out?The sharp barbs on the wire hurt or scare animals when they touch it. This discomfort makes the animals stay inside the fenced area.
4. Who invented barbed wire?Joseph F. Glidden created a better design in 1874 that made barbed wire cheap and easy to produce. His invention helped it become popular.

Tensile Strength: The maximum stress a material can withstand while being stretched or pulled.
Osage Orange Hedges: Thorny trees historically cultivated as natural, time-consuming fencing barriers.
Trench Warfare: A type of land combat where opposing troops fight from ditches dug into the ground.
Range Wars: Conflicts, often violent, arising from disputes over land use, particularly grazing rights.