Reading Metrics
Grade Level
Middle Grades (MG 4-8)
Book Level
7.4
Points
1.0
Fiction/Nonfiction
Nonfiction
Word Count
4455
Points per Word
0.000224
Page Count
32
Points per Page
0.03125
Series
Earth's Resources
Description
This book discusses how coal provides almost a quarter of the world's energy needs today. It is used for heating, industry, and making other forms of energy.