What is a pulley?

Titre
What is a pulley?

Lloyd G. Douglas

Sommaire
Introduces pulleys and how they work to raise flags, as well as heavy objects.

Simple Machines

Date de publication comme intervalle
2002

Simple machines

Description matérielle
24 p. : col. ill. ; 16 x 19 cm.

Informations sur le programme
Home Reading
 
Science

Terme de vedette-matière
Pulleys.
 
Simple machines.

Résumé
Introduces pulleys and how they work to raise flags, as well as heavy objects.

Numéro international normalisé des livres (ISBN)
9780329322076
 
9780516240244

Informations de publication
New York : Children's Press, c2002.


BibliothèqueNuméro de rayonType de documentCode à barres du documentStatut
A. Blair McPherson621.8 DOUBook31458000154206Non-Fiction