K'Nex® Free pulley systems
Focus Questions
- How much
mass/weight is needed to lift a mass/weight on the free pulley?
- How do these
two masses compare?
- What happens if the mass on the free pulley is increased by increments of five (0 washers, 5 washers, 10 washers, 15 washers...)?
Free pulley systems album
Free pulley system complete
Free pulley system close up of top
Free pulley close up
Close up of top of free pulley system with both both pulleys
Free pulley rear base close up
Free pulley top close up
Dr. Robert Sweetland's notes
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