Reading Metrics
Grade Level
Middle Grades (MG 4-8)
Book Level
6.2
Points
1.0
Fiction/Nonfiction
Nonfiction
Word Count
3512
Points per Word
0.000285
Page Count
32
Points per Page
0.03125
Description
This book describes the natural processes that formed Earth and change its surface, discussing Earth's crust, continental drift, plate tectonics, earthquakes, volcanoes, and other related topics.