In October 2001 at the Site of the World Trade

question 24

Multiple Choice

In October 2001 at the site of the World Trade Center in New York City, fires were still burning from the terrorist attacks that had brought down the buildings. The greatest danger to the respiratory system was

• A)the odor.
• B)very small particles of debris.
• C)very large particles of debris.
• D)falling material from damaged buildings.

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Definitions:

Physical Infrastructure

The physical and structural components that support an economy or organization, including roads, bridges, tunnels, water supply, sewers, electrical grids, and telecommunications.

Transportation Networks

Systems of interconnected pathways that facilitate the movement of people, goods, and services from one location to another.

Raw Materials

Basic materials that are used in the production of goods, finished products, or intermediate materials which are feedstock for future finished products.

Shipping By Sea

The process of transporting goods across bodies of water in ships or vessels, a common method for international trade.