The USDepartment of Energy Predicts That in 2040 the Average American

question 29

Multiple Choice

The U.S.Department of Energy predicts that in 2040 the average American will use ________ energy as compared to today.This is primarily due to ________.

• A) less; global warming
• B) less; more energy-efficient appliances, homes, and vehicles, and migration to warmer areas
• C) less; shorter commute distances and more energy-efficient buildings
• D) more; larger homes
• E) less; more people working from home

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Definitions:

Closed Sentence

In logic and mathematics, a statement or expression that is either always true or always false, containing no free variables.

Constant

A value that does not change in mathematical expressions or in programming, it represents fixed values.

Quantified Universal

A logical statement that asserts that all members of a particular category meet a specific condition.

Open Sentence

A statement or expression containing one or more variables that can produce a truth value only when values are assigned to the variables.