. Thinking, feeling, doing . Fig. 19. Measuring a Runners Reaction-time. Reaction-timeto touch. slower than sprint runners who practice quick starting;this shows that the reaction-time can be reduced by prac-tice. The reaction-time seems to be longer where thewhole body has to be started than where only a finger ismoved ; the mass to be moved thus seems to have an in-fluence on the time. In some races the pistol has gone offand the photograph has been made of the runners before they have reaction-time to touch canbe found by usingan instrumentshown in Fig. flexible con-ducto


. Thinking, feeling, doing . Fig. 19. Measuring a Runners Reaction-time. Reaction-timeto touch. slower than sprint runners who practice quick starting;this shows that the reaction-time can be reduced by prac-tice. The reaction-time seems to be longer where thewhole body has to be started than where only a finger ismoved ; the mass to be moved thus seems to have an in-fluence on the time. In some races the pistol has gone offand the photograph has been made of the runners before they have reaction-time to touch canbe found by usingan instrumentshown in Fig. flexible con-ductors carrying the current pass through the screws ofthis stimulator and then through the reaction-key. The. Fig. 20. The Touch-key. Reaction- Time. 47 person experimented upon closes his eyes. Some onetakes the stimulator and touches him, whereupon hereacts by moving his finger as before. The stimulatormakes a record on the drum and so does the key. It can be laid down as a general law that a weak touch


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Keywords: ., bookcentury1800, bookdecade1890, booksubjectpsychop, bookyear1895