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Libros de David Armentrout (4 libros)

La Energía Solar (Solar Energy)

Libro La Energía Solar (Solar Energy)

Solar Energy Is Explained. Included In This Book Is Where It Comes From, Who Uses It, And The Positive And Negative Benefits Of Using It. Correlated To Common Core, Texas TEKS, Virginia Sols, And Georgia Performance Standards.

Energía del viento

Libro Energía del viento

The Uses Of Wind Energy Is The Topic Of This Book. Explains The Positive And Negative Impact This Form Of Energy Can Have On Our World.

Cómo podemos utilizar la polea?

Libro Cómo podemos utilizar la polea?

Defines pulleys, explains their functions, and suggests simple experiments to demonstrate how they work.

Cómo podemos utilizar el tornillo?

Libro Cómo podemos utilizar el tornillo?

Defines screws, explains their functions, and suggests simple experiments to demonstrate how they work.