Reading Metrics
Grade Level
Lower Grades (LG K-3)
Book Level
4.5
Points
0.5
Fiction/Nonfiction
Nonfiction
Word Count
770
Points per Word
0.000649
Page Count
23
Points per Page
0.021739
Series
Ask Isaac Asimov
Description
Briefly describes how the forces of lift and thrust are used to overcome gravity and resistance to enable airplanes to fly.