Paragraph comprehension · Difficulty 1
Try this ASVAB-style question.
Choose your answer before opening the explanation. This original practice item is for preparation and does not reproduce an official test question.
Metal bridges expand slightly in hot weather and contract when temperatures fall. Engineers include expansion joints so sections can move without damaging the structure. The joints must remain clear to work properly. What is the author’s primary purpose?
- Expansion joints protect bridges during temperature changes.
- Metal contracts when temperatures fall.
- Blocked expansion joints could contribute to structural damage.
- To explain the function of bridge expansion joints.
Reveal answer and explanation
To explain the function of bridge expansion joints.
The passage supports this answer: to explain the function of bridge expansion joints..