1) What is the difference between simple and complex machines? a) turkey sandwich b) simple one part complex more than one c) simple more than one complex one part 2) The pulley is a simple or complex machine? a) complex b) simple c) I don't now 3) a phone is a simple machine? a) yes b) no c) I don't now 4) what is a simple machine? a) Inclined plane b) washing machine c) TV 5) What is the name of the center of lever? a) fullcrum b) center c) fulcrum

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