| Show g gr Irk r PHOTOS I UPHOLD THEORY Pr or RELATIVITY I Noted Astronomer ConFirms ConFirma ConFirms Con Con- Firms Firma Einstein ProPosition lion tion ion Lick Observatory t Tests Prove Satisfactory 4 SA SAti r K JOSE Cal CaU April 12 n B Bj A. A A P. P The P.-The The world today Is s In possession pos poe session slon of ot a new principle In physics which modifies the taw law of ot i g gravitation as S announced by Sir Isaac Newton In 1687 If It the tl the confirmation con con- tl on of ot the Einstein theory of ot relativity ty announced at Lick ob- ob obI I near here last Jast night by Dr Dc W XV W W. Campbell noted astronomer astronomer astronomer astron astron- omer la Is not upset by some future i discover Dr DrA Drib Campbell director of ot the observatory and elect president p elect of at the of ot California an- an pUId pUI d he had confirmed the tho theo theory the the- o ory as a result of ot calculations based on photographs of ot the sun taken by him and a n corps of as assistants assistants as- as during a a. total eclipse at eta Wallal aUA ai on the northwest coast of Australia Australla Aus September 21 1 last The undertaking was waa known as as' as the is' is W. W II U Crocker eclipse expedition of ot tick Lick observatory and the University Uni Uni- 1 of Oh California d For tho first time in twenty five ye on the tho date te of ot observation the day was waa clear PLATES SATISFACTORY T Twelve elve photographic plates brought back to the observatory turn d out to be satisfactory and afforded excellent bases of ot mea mea- nt a- a Dr Campbell said ald i Among the photographs were some ome taken of ot stars apparently right at tho the suns un's rim at the time of ot otto to total AI eclipse These stars were wre known by other than photographic methods of measurement to be farther tarther from the rim than they pp appeared red to be The result Is that the prediction of Professor Albert Einstein Swiss scientist that under under un un- un- un der Ideal l conditions It would bo be dIscovered tho the sun un deflected the rays of at stars passing near It by byone byone byone one and seventy five hundredths seconds of ot arc has been borne out apparently Professor P Einstein's theory cc ac according according c ac- c cording ralpg to Dr Campbell and other Western scientists Is hi however much more complex than a mere hypothesis that light Is bent in passing large celestial ce bodies bodle The theory In Its larger Jarger proportions In- In a radical change In attitude toward the nature of ot the tho universe at at least b by scientists One of the elements of the theory Is that light is a substance and because of ot that thatis is 18 is Attracted by gravity Some Somo of ot the tho Interpreters of ot the theory at also so maintain that by virtue vir t tue e of ot the same flame quality that makes it It subject to the pull of gravity It has haa a a repelling power because of ot It its weight VARIES WITH VELOCITY There is also involved in I he the the th theory ory the assumption that the pull pun of ot gravity on any substance I varies with the velocity of ot that I I i substance e in motion ot o Light being presumably the tho mot most tenuous Co torn form 0 of visible matter Is less subject to the force of or gravity than more tangible Ible substances The Einstein theory o ot of relativity 3 In discussions among coast astronomers astronomers astron astron- omers omer gets Its name It Is ex explained explained ex- ex from the fact that it deals de-als with time and space as as relative I things distance having meanIng only in the tho relation of ot objects t teach to each other in space The same It ItIs itis Is explained Is true truo of ot time it beIng beIng being be be- Ing measured by the relation o ot of events an and subject to motion fo for tor its existence as a a. method of or mea mea- As far as the man In the streets U is I. I concerned Dr Camp Campbell ell does doe not expect his hI confirmation o of th the Einstein theory to make any appreciable appreciable ap ap- ap- ap difference It will wUl no not affect baseball taxes or tion But Dut In astronomy and 1 In physics its importance is expected eventually o to he be more noticeable I ts to influence on dally life Ute at an any rate Is not eX expected to be as itA grea great as the Newtonian theory thear that n as ass attracts mass in direct ratio to It Us its matter content One of ot ho he h more abstruse elements elements ele ele- ments of ot the Einstein theory theol in connection with velocity is that tha the tho maximum velocity which anything anything anything any any- thing can attain ls is miles a second the velocity of ot light Above e that according to the She theory en energy energy energy en- en ergy becomes Inert TEST THOROUGH Observation n of ot the eclipse n nt at Wallal required seventy se tons o ot of equipment most of ot which had to tobe tobe be transported from tram California The finest Instruments pro procurable procurable ur- ur able were ere employed The Tho astronomers astronomers astronomers mers arrived at Wallal twenty four days in advance of ot th the eclipse to tobe tobo tobo bo be fully prepared for it Australian G government astronomers aided tho the party to make the tho observation a n success The result was eo so satisfactory satisfactory satis saUs- factory that the experiments will wll not be repeated during the total tola eclipse of ot the sun flun visible In southern southern south south- ern California next September Not all the astronomers In the West agree with Campbell Professor Protessor Pro Pro- I lessor fessor T. T J. J See government astronomer at Mare island saId sale today ho did not believe the Einstein Einstein Einstein Ein Ein- stein theory capable of ot proof Professor V. V M. M head o othe ot of the Lowell observatory at Flagstaff Flagstaff Flagstaff Flag Flag- staff A however said he had confidence In Dr Campbells Campbell's con- con ft mation |
