![]() A similar demonstration is performed with a tricycle by pulling forward on a pedal with the pedal down in…Ĭomprension de los conceptos de los enlaces ionico y covalente en estudiantes universitarios del primer curso de quimica general Students are then asked to predict which way the yo-yo will move. This occurs when the line extended from the string intersects the point of contact of the yo-yo with the table.4 This paper describes an apparatus that extends these demonstrations to the situation where the force pulling the yo-yo is still horizontal yet is below the level of the table.ĮRIC Educational Resources Information CenterĪ popular demonstration involves placing a yo-yo on a level table and gently pulling the string horizontally when it is wrapped to come out below the center of the yo-yo's axis. A similar demonstration is performed with a tricycle by pulling forward on a pedal with the pedal down in its lowest position.2,3 As well as pulling the yo-yo horizontally, often the string is lifted until the angle it makes with the table causes no motion. ![]() A popular demonstration involves placing a yo-yo on a level table and gently pulling the string horizontally when it is wrapped to come out below the center of the yo-yo's axis. ![]()
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