Use the Picture on the Right to Answer the Next

question 28

Multiple Choice

Use the picture on the right to answer the next question. A steel wire and an aluminum wire of the same length L and diameter d are joined to form a wire of length 2L.The wire is fastened to the ceiling and a mass m is attached to the other end.
-The stress in the aluminum portion is ____ the steel portion.

• A)less than
• B)equal to
• C)greater than
• D)depends on how tight m is attached to the steel
• E)unable to tell

---

Definitions:

Retaining Walls

Structures designed to restrain soil to unnatural slopes, preventing erosion and providing support.

Terraced Gardens

A series of graduated terraces providing flat areas for agriculture or aesthetic purposes on steep landscapes.

Doctrine of Part Performance

This doctrine refers to a legal principle that allows for the enforcement of an oral contract related to real property, provided there has been substantial performance by one party based on the agreement.

Hunting Cabin

A small, often rustic dwelling used as a base by hunters during hunting season.