Reading Metrics
Grade Level
Middle Grades (MG 4-8)
Book Level
5.3
Points
1.0
Fiction/Nonfiction
Nonfiction
Word Count
3621
Points per Word
0.000276
Page Count
48
Points per Page
0.020833
Description
From tiny atoms to vast galaxies, physical scientists study some of the smallest and largest objects in the universe. This book looks at individuals who are making a major difference in this field.