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Real Knowledge. Real Skills. Real World.
Gears Experiment (Grade 4)
Gears are just wheels with teeth.
They can be used to:
slow things down or to speed things up
change the direction that something moves
increase or decrease power
4 gears that are the same size
Gr 4 Gears Experiment 1 - same size.doc
Gr 4 Gears Experiment 2 - different sizes.doc
Gr 4 Gears Experiment 3.doc