Thinking, Feeling, Doing: An Introduction to Mental Science |
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Page 15
... moved , it is placed on the button of a special tele- graph key , so arranged that the slightest movement of the finger breaks an electric circuit . Fig . 5 shows the finger ready to make a record when it moves down- ward ; the electric ...
... moved , it is placed on the button of a special tele- graph key , so arranged that the slightest movement of the finger breaks an electric circuit . Fig . 5 shows the finger ready to make a record when it moves down- ward ; the electric ...
Page 35
... moved ; the mass to be moved thus seems to have an influence on the time . In some races the pistol has gone off and the photograph has been made of the runners before they have reacted . The reaction- time to touch can be found by us ...
... moved ; the mass to be moved thus seems to have an influence on the time . In some races the pistol has gone off and the photograph has been made of the runners before they have reacted . The reaction- time to touch can be found by us ...
Page 44
... moved in various directions . The point of the foil rested against the small disk . The movement of the flag in any way was the signal for a corresponding movement of the foil . Acts of discrimination and choice were thus introduced in ...
... moved in various directions . The point of the foil rested against the small disk . The movement of the flag in any way was the signal for a corresponding movement of the foil . Acts of discrimination and choice were thus introduced in ...
Page 61
... A very light lever is placed above each cup ; the lever is connected with the rubber top . If one of the levers is moved downward , the rubber will be pressed in and the air will be slightly pressed out through the tube 61.
... A very light lever is placed above each cup ; the lever is connected with the rubber top . If one of the levers is moved downward , the rubber will be pressed in and the air will be slightly pressed out through the tube 61.
Page 78
... moved over it than when it is merely touched . Something very peculiar occurs when a light pres- sure is varied rapidly in intensity . If the tip of tuning - fork in motion be lightly touched to the skin , it " tickles . " The tickling ...
... moved over it than when it is merely touched . Something very peculiar occurs when a light pres- sure is varied rapidly in intensity . If the tip of tuning - fork in motion be lightly touched to the skin , it " tickles . " The tickling ...
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Common terms and phrases
appears Aristotle attention average beat Binocular blind-spot blue brain called Changing Rings colour blind combined crossed disparity Dichromats discrimination and choice disks distance drum dynamometer effect electric error Esthesiometer experiments fact fatigue feeling figure finger fork G. P. Putnam's Sons Geissler tubes give glass grams green grey hand hear Herbart Hermann von Helmholtz idea illusion illustrated increased indicate intensity interval irregular least noticeable change least noticeable difference left eye letters light looking measure memory ment mental method middle Moon Illusion moved movement objects observation odour olfactometer orange paper person pitch placed plethysmograph point of regard produced psychology quinine rapid reaction reaction-time record seen sensations shades shown in Fig shows smell sound spark star steadily Steadiness stereoscope Suppose Symmetry tapping taste things thought threshold tion tone touch Trichromats tube vibrations vision weight words yellow
Popular passages
Page 181 - ... probably never in all their lives received one genuine colour-sensation. The modern religionists of the school of Overbeck are just like people who eat slate-pencil and chalk, and assure everybody that they are nicer and purer than strawberries and plums.
Page 5 - I have noticed in one of my formicaria a subterranean cemetery, where I have seen some ants burying their dead by placing earth above them. One ant was evidently much affected, and tried to exhume the bodies, but the united exertions of the yellow sextons were more than sufficient to neutralise the effort of the disconsolate mourner.