Energy : working for us
Titre:
Energy : working for us
Sommaire:
Energy in the form of electricity and magnetism are introduced. Observe electricity in action both at the sub atomic level and at the observable level where they construct circuits, generators and motors to harness energy.
Date de publication comme intervalle:
1993
Description matérielle:
1 videocassette (12 min.) :sd., col. ; 3/4 in. ; VHS.
Note locale:
MEL
EPSB_521_0:
9
Informations de publication:
1993 ACCESS Network
