Machines - test

Machines - test
Machines - test
Machines - test

Author's Instructions

Simple and complex machines
Power sources
History of machines

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La Materia

Physical Science - Science

Estados y cambios en la Materia

Machines from the past

Physical Science - Science

Telégrafo y máquina de vapor como máquinas del pasado.

Translucido, transparente, opaco

Physical Science - Science

actividad deben definir que objetos son opacos, transparentes o translucidos

Changes of state of water

Physical Science - Science

Identify changes of state of water