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Mechanical Systems · Term 3

Simple Machines: Inclined Planes and Screws

Students will explore how inclined planes and screws simplify work and calculate their mechanical advantage.

Key Questions

  1. Explain how an inclined plane reduces the force needed to move an object vertically.
  2. Analyze the relationship between the pitch of a screw and its mechanical advantage.
  3. Compare the efficiency of different ramp angles for moving a load.

Ontario Curriculum Expectations

NGSS.MS-PS3-3
Grade: Grade 8
Subject: Science
Unit: Mechanical Systems
Period: Term 3

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