Reading Metrics
Grade Level
Middle Grades (MG 4-8)
Book Level
5.7
Points
1.0
Fiction/Nonfiction
Nonfiction
Word Count
4631
Points per Word
0.000216
Page Count
40
Points per Page
0.025
Description
In this book you will discover how scientists predict when a comet will next appear in the sky and what happens when a meteorite hits Earth.