As of 2014, How Many Short Tons Were Transported by Water

question 23

Multiple Choice

As of 2014, how many short tons were transported by water in the U.S.?

• A) Less than 1 million
• B) Around 100 million
• C) A bit more than 1 billion
• D) More than 1 trillion

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Definitions:

Raymond Cattell

A psychologist known for his research in personality, intelligence theory, and the application of factor analysis in psychology.

Factor Analysis

A statistical method used to describe variability among observed, correlated variables in terms of a potentially lower number of unobserved variables called factors.

Objection-relation Theorists

Psychologists who study how children incorporate the values and images of significant people in their lives into their personality.

Inner Core

The innermost part of Earth, believed to be a solid sphere composed of an iron-nickel alloy and some lighter elements.