Why Do Balls Bounce?

Автор:Rob Moore
Жанр:Cambridge University Press
Год:2010
Страниц: 24
Издательство:Cambridge University Press
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?