Chapter 9, Problem 4E

Interpretation Introduction

Interpretation:

The four sectors of energy consumption in the U.S. are to be listed and their approximate percentages of total energy use are to be determined.

Concept introduction:

Energy is the capacity to do work. The SI unit of energy is joule. According to the law of conservation of energy, energy can neither be created nor be destroyed, but it can be converted from one form to another. There are many energy sources. Energy is very important in our daily life in different sectors.