Lever, screw, and inclined plane : the power of simple machines
Titre:
Lever, screw, and inclined plane : the power of simple machines
PERSONAL_AUTHOR_EPSB:
Sommaire:
An introduction to simple machines includes levers, wedges, screws, inclined planes, wheels and axles, and pulleys.
Date de publication comme intervalle:
2006
SERIES_EPSB:
Description matérielle:
40 p. : col. ill. ; 21 cm.
EPSB_521_2:
1-4
Informations sur le programme:
Science
Terme de vedette-matière:
Numéro international normalisé des livres (ISBN):
9780792259497
Informations de publication:
Washington, D.C. : National Geographic, 2006.
