Descripción
Readers learn how this simple machine makes it easier to move things to different levels. They learn how flatter slopes use less effort than steeper slopes. By the end of the book, readers know the difference between complex and simple machines and how inclined planes are used in everyday life to make lifting and lowering objects easier.
Detalles del libro
Formato
Kindle
Páginas
24 páginas
Idioma
Inglés
Publicado
ene. 1, 2014
Editorial
The Child's World
Ediciones
2 ediciones
ISBN-10
1631431293
ISBN-13
9781631431296