Arizona republican., 1921-06-05
Questions And
 AnsUers

tAny reader can get the answer to any question by writing The Re- publican Information Bureau. Fred eric J. Haskin. Director. Washington. D. C. This offer applies strictly to information The bureau cannot give advice on legal medical. and financial matters. It does not attempt to settle domestic troubles. nor to undertake exhaustive research on any subject Write your question plainly and briefly Give full name and address and enclose two cents In stamps for return postage All replies are sent direct to the lnquirer.1
 o.-ls it true that the firefIy pro- duees light without heat7-G. |. T. A. A scientist of the Bureau of Standards, who has experimented with problems of light production. in- forms us that the fire-fly gives off no heat which can be detected An infinitesirnal degree of heat must be produced. however. as the light is known 10 be produced by combustion and there can be no combustion without heat. The firefly simply has. as ht-producing machine. a much higher efficiency than any machine man has been able to make. IL shows what enormous possibilities of i'm provement there are in our own methods of light production
 a. Is # true that a snake will not hahn one if it is not noIsstedc-F. S.
 A. The department of agriculture 4 says that the King Cobra Of Asia has been known to follow and attack per sons. and the large constricting snakes of the tropics also at times are aggressive. The poisonous snakes of the United States usually do not attack men unless molested-
 Q. Will you tell me what sheliac is made from7-N. N. |.
 A. Sheliac Is obtained from the lac insect. which lives upon the twigs of
 certain trees IL becomes covered
 with secretion. which protects the
 Insect and its eggs. and this secretion
 is the shellac of commerce.
 O. What mourning should q mar
 ried woman wear for . parsnt?-E
 c. K.
 A. Emily Holt says that a mar rfed woman should wear mourinx for parent at least one year. It is con- 3 sidered better taste to wear mournins s for year and six montifs. and ther ! go into second mourning. Second
 mourning consists of costumes oi | crepe de chine or lusteriess silk. anS q hats trimmed with black ribbon O,
 flowers or dull jet ornaments. Aftel ! six months white or lilac touches ma,
 relieve the second mourning. Th'
 wearing of mourning is optional ans a a personal matter entirely.
 | @. What causes the Aurora Bore d alis?-M. w.
 IT A Scientists have never deter . mined with certainty what causes tn - Aurora Boreahs. There seems to b n no doubt that 1t is the result of cleo :. trical discharges through the uppe n regions of the atmosphere. It f H. known to be associated in some wa,
 with the magnetism of the earth. am - the occurrence of sunspots has bee
 thought to have some connectfo 10 with its appearance.
 le Q. Did many of cur soldiers die e
 pneumonia during the war7-c. L. {
 A. The War Department says tha
 pneumonia killed. more soldiers of th
 United states forces than were kilie le in battle. It says that s3.6 per cen In of the deaths from disease wer a caused by pneumonia
 l. O. Can you tell me who wrote th E. song Dixie" and when7-W. P. ly A Daniel Decatur Emmett tIslE y l905) composed a song by thu. nan a- of Dixie as a walk -aroundr for Rr, ne ants minstrels in 1859. It was fin 1- sung at the Mechanics hall in Ne he York City. The Confederates fir, no sang 1t at the inauguration of Jeffer in son Davis at Montgomery. F, Nr---
 IS. 1861. and thereafter .t be-.s-e di. at tinctiveiv the song of secession.