Switch On, Switch Off

Berger, Melvin/ Croll, Carolyn (ILT)

Explains how electricity is produced and transmitted, how to loja create electricity using an electrical preco wire and a berger, melvin/ croll, carolyn (ilt) magnet, how generators loja supply electricity for cities, Switch On, Switch Off and how electricity works in homes.

Editora: Trophy Pr
ISBN: 006445097X
Edição: Reissue
Acabamento: 
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