In the United States,____ Account for the Largest Share of Ton-Miles

question 38

Multiple Choice

In the United States,____ account for the largest share of ton-miles and ____ account for the majority of freight revenues.

• A)rails; rails
• B)trucks; trucks
• C)trucks; rails
• D)rails; trucks

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Definitions:

Hertz

A unit of frequency equivalent to one cycle per second, used to measure the frequency of sound waves and electrical signals.

Decibels

A unit of measurement for sound intensity, symbolized as dB, representing the logarithmic comparison between two power levels.

Intensity

The magnitude or strength of a phenomenon or a quality, often used in contexts ranging from physics to emotional experiences.

Cochlea

A spiral-shaped, fluid-filled inner ear structure crucial for converting sound waves into electrical signals that can be interpreted by the brain as sound.