Machines in the Body/Compound MachinesCompound MachinesTwo or more simple machines that are combined together are called a compound machine. For example, a bicycle is constructed using many simple machines, including a wheel and axle, pulleys, screws and levers. fulcrumleversfulcruminputforceoutputforceswedgesleverpulley (gears)screwwheelaxleMachines in the BodyWe normally think about simple machines as tools that we use in our daily lives. However, there are also simple machines found in our bodies. Our arms and legs are types of levers where the elbow and kneecap serve as fulcrums. © Copyright NewPath Learning. All Rights Reserved. 94-4462Visit www.newpathlearning.com for Online Learning Resources.Our teeth work as wedges when they bite into food, such as an apple.wedgesSimple Machinesinclined planewedgewheel & axlescrewleverpulley (gears)leversTwo or more simple machines thhhhhhhhhhhhhhhhhaaaaaaaaaaaaaaaattttttttttt aaaaaaaaaaaarrrrrre ccccccccoooooooooooooooommmmmmmmmmmmmmmmmmmmmbbbbineeddddddddddddddddddddd ttttttttttttttooooooooooooogggggggggggggggggggeeeeeeeether are cccccccaaaaaaaaaallllllllllllllllllleeeeeeeeeeeeeeeeeeeeddddddddddddddddddddddd a compound machine. For example, a bicycle is constructed using many simmmmmmmppppppppppppplllllllllllllllllleeeeeeeeeeeeeee maaaaaaaaaacccccccccccccchhhhhhhhhhhhhhhhhhhiiiiiiiiiiinnnnnes, incccccccccccclllllllllllllluuuuuuuuuuuuuuddddddddddddddding a wwwwwwwwwwwwwwwhhhhhhhhhhhhhhhhhhhhheeeeeeeeeeeeeeeel and axle, pulleys, screws and levers. fulcrumfffffffffffffffuuuuuuuuuuuuullllllllllllccccccccccccc ummmmmmmmmmmmmmumcccccccccccrrrummmmmmmmmmmmmmccccccc ummmmmmmccccccccrinppppppppppppppppppppppuuuuuuuuuuuuuuuuttttttttttttttttffffffffooooooooooooooooooorrcccccccccccccccceeeeeeeeeeeeoutputforcellllllleeeeeeeeeeeeeevvvvvvvvvvvvvvvveeeeeeeeeeeeeeeeeerrrrrrrrrrrrrpppppppppppppppppppuuuuuuuuuuuuuuulley (gears)ssssssscccccccccccccrrrrrrrrrrrrrrrreeeeeeeeeeeeewwwwheelaxleWe normally think about simple machines as tools that we use in our daily lives. However, there are also simple machines found in our bodies. Our arms and legs are types of levers where the elbow and kneecap serve as fulcrums. OOOOOOOOOOOOOOOOOuuuuuuuuuuuuuuuurrrrrrrrrrrrrrr ttttttteeeeeeeeeeeeeeeeeeeeeeeeeeetttttttttttthhhhhhhhhhhh work as wedgeswhhhhhhhheeeeeeeeeeeennnnnnnnnnnnnnnn ttttttttttttttttthhhhhhhhhhhhhhhhhhhhhheeeeeeeeeeeyyyyyyyyyyyyyyyyyyyyyy bite into food, ssssssssssssssssssuuuuuuuuuuuuuuucccccccccccccchhhhhhhhhhhhhh aaaaaaaaaaaasssssssss an apple.wwwwwedggggeeeeeeeeeeesssssssssssssssincllliiiiiiiinnnnnnneeeeeeeeeeeeeeedddddddddddddddd pppppppppppppppppllaaannnnnnnnnnneeeeeeeeeeeeeeeeeeeewedgewheel & axlescrewleverpulley (gears)
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