Skip to content
Energy Conversions and Transfer · Term 4

Simple Machines and Work

Investigating how simple machines (levers, pulleys, inclined planes) change the amount of force needed to do work.

Key Questions

  1. Explain how a lever can make lifting a heavy object easier.
  2. Compare the advantages of using different simple machines.
  3. Design a system using simple machines to solve a common problem.

Ontario Curriculum Expectations

3-PS2-1
Grade: Grade 4
Subject: Science
Unit: Energy Conversions and Transfer
Period: Term 4

Ready to teach this topic?

Generate a complete, classroom-ready active learning mission in seconds.

Browse curriculum by country

AmericasUSCAMXCLCOBR
Asia & PacificINSGAU