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Ramp Pull: Do Ramps Make Lifting Easier?

Use a rubber band to compare how hard it is to lift a toy straight up and to pull it up ramps.

Grade 2ExperimentScienceEngineeringMachinesPhysicsMeasurementBeginner30 to 45 min6 materials

What you'll learn

  • Explain that a ramp is a simple machine
  • Measure how much a rubber band stretches
  • Compare lifting and pulling

Objective

Use a rubber band as a force meter to show that a ramp makes it easier to move a load up.

STEM concepts

Simple machinesPush and pullRampsMeasuring force
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Step-by-step instructions
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Why does it work, challenge and project report

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