The Encyclopedia Americana: A Library of Universal Knowledge ...Encyclopedia Americana Corporation, 1924 |
Iz vsebine knjige
Zadetki 1–5 od 100
Stran 17
... become warmer . In order to pro- duce chemical action the light must apparently excite some special resonant mechanism in the molecule , and certain additional conditions at present unknown must doubtless be fulfilled also in connection ...
... become warmer . In order to pro- duce chemical action the light must apparently excite some special resonant mechanism in the molecule , and certain additional conditions at present unknown must doubtless be fulfilled also in connection ...
Stran 18
... become bleached , as is celery . Clinical observations show that a want of sunlight pro- duces depression of spirit , lack of energy , loss of appetite , disturbance of digestion , turbid urine and a kind of homesickness . The face becomes ...
... become bleached , as is celery . Clinical observations show that a want of sunlight pro- duces depression of spirit , lack of energy , loss of appetite , disturbance of digestion , turbid urine and a kind of homesickness . The face becomes ...
Stran 36
... become the kinetic or dynamic theory of gases . Physics , as the science of energy , has its unification in the principle of the conservation of energy . The statement of this , in the words of Maxwell , is : " The total energy of any ...
... become the kinetic or dynamic theory of gases . Physics , as the science of energy , has its unification in the principle of the conservation of energy . The statement of this , in the words of Maxwell , is : " The total energy of any ...
Stran 49
... become really familiar to the student : it has native and dynamic interest for every normal adolescent . Laboratory Physiology , as already has been suggested , is an art in itself , a highly technical art , moreover , based on science ...
... become really familiar to the student : it has native and dynamic interest for every normal adolescent . Laboratory Physiology , as already has been suggested , is an art in itself , a highly technical art , moreover , based on science ...
Stran 60
... become permanent . Among the future advances to be expected in the field under consideration is the application thereto of psychological methods . Hitherto very little has been accomplished in this direction . Yet there is hardly a ...
... become permanent . Among the future advances to be expected in the field under consideration is the application thereto of psychological methods . Hitherto very little has been accomplished in this direction . Yet there is hardly a ...
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algæ American animals Asexual reproduction became called carpels cause cells century chief chlorophyll Church coast color consists Consult crystal disease early elected endosperm England English epidermis feet filaments flowers France French fruit fungi gametes gametophyte genus Greek important inches Indian insects island known land large number later leaves light London manufacture ment miles mountain North oogone organ parasites Paris phloem phylum physical physiology pine pipes pistil Pittsburgh plane plants plate platinum poetry Poland polarized Polish political pollen Pompeii Port Port Royal Portland Porto Rico produced Railroad rays River Roman root Russia Saint seeds sepals sexual reproduction soil South species spores sporophyte square miles stamens stems surface tain tion tissues town trees tube United University usually various vegetation vols xylem York zoospores