left
right
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Turnthelargegeartothe right.Which way doesthesmallgear turn?
left
right
Turnthelargegear.
Atwhichspeeddoesthesmallgear turn?
slower
same speed
faster
Turnthelargegeararoundonetime.Howmanytimesdoesthesmallgearturn around?
one time
two times
three times
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Gearschangetheforce,speed,ordirectionofmotionwithinamachine.Seehowthesegearsworktogether.Clickandholddownthe"left”or"right"buttontoturnthelarge gear.
Welldone!
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