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Forces and Friction · Term 2

Simple Machines: Making Work Easier

Students will identify and explore the function of simple machines (lever, pulley, wheel and axle, inclined plane, wedge, screw) in reducing effort.

Key Questions

  1. Explain how a lever can multiply force to lift heavy objects.
  2. Compare the mechanical advantage of different simple machines.
  3. Design a system using simple machines to solve a common problem.

ACARA Content Descriptions

AC9S4U04
Year: Year 4
Subject: Science
Unit: Forces and Friction
Period: Term 2

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