Rob Moore: Why Do Balls Bounce?
(fb2, 24 страницы, 116 Kb)
Жанр : Cambridge University Press
Издательство : Cambridge University Press
Год издания : 2010
Аннотация:
A series of twenty non-fiction science readers which engages children in the world around them. What is gravity? Why don't skydivers fall off into space? Do heavy objects fall faster than light objects? You can find the answers to these and other questions about gravity in Why Do Balls Bounce?