Describes the different jobs that levers and pulleys can perform and how they are able to do them. As readers use scientific inquiry to learn about how force, energy, and work make using these simple machines possible and effective, an activity based on real world situations challenges them to apply what theyve learned in order to solve a puzzle.
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Describes the different jobs that levers and pulleys can perform and how they are able to do them. As readers use scientific inquiry to learn about how force, energy, and work make using these simple machines possible and effective, an activity based on real world situations challenges them to apply what theyve learned in order to solve a puzzle.
Read Less
