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Grades 6–10. The Invention Of Machines Has Had A Profound Impact On Human History. Machines, Both Simple And Complex, Have Been Used For Many Purposes, From Making Our Lives Easier To Waging War. Students Encounter Many Kinds Of Machines Day, Including Some That Use Motors. In The Unit Working With Motors And Simple Machines, Students Learn About 3 Simple Machines (Inclined Plane, Pulley, And Lever) And How These Machines Reduce The Effort Force Needed To Do Work. Students Also Explore Motors And How They Function. Students Are Challenged To Combine Their Knowledge Of Motors And Machines To Design A System That Lifts A Heavy Load.Stc-Secondary Is A 16-Unit, Inquiry-Centered Middle School Science Curriculum Developed By The Smithsonian Science Education Center (Ssec). Stc-Secondary Unit Provides Opportunities For Students To Experience Scientific Phenomena Firsthand. A Comprehensive, Research-Based Curriculum, Stc-Secondary Is Aligned With The National Science Education Standards.Working With Motors And Simple Machines Student Guide And Source Book Is Hardbound And Provides The Student Investigations, Student Goals And Objectives, And Reading Selections For Lesson In The Working With Motors And Simple Machines Unit (Item #976101 Or #976101U5).
