Xov xwm thiab SocietyUa

Ib tug interesting cov tshuaj: yuav ua li cas ancient Egyptians tsiv lub loj heev pob zeb blocks rau cov pyramids

Rau ntau xyoo muaj ib tug txawj-journalistic cliché, "cov paub tsis meej ntawm cov neeg Iyiv pyramids." Lub ntsiab tsis rau zaum tau lub tsev technology. Sawv daws yeej paub tias tom ntej no qhov twg los ntawm lub tsev cov ntaub ntawv uas nyob rau ntawm ib tug txiav txim deb ntawm qhov chaw ntawm lub pyramids siv. Blocks ntawm uas yog tsa pharaohs muaj impressive loj. Yuav ua li cas ancient builders, tsis muaj nyob rau ntawm lawv pov tseg ib tug haib tsheb tau mus xa xws li ib tug hnyav kwv? Nws nkawd hais tias physics los ntawm lub tsev kawm ntawv ntawm Amsterdam tau los teeb rau ntawm no tsis rau centuries txhawj xeeb minds.

Tus paub tsis meej ntawm lub ancient phab ntsa duab

Ib tug clue muab los ntawm cov ancient Egyptians lawv tus kheej. Nyob rau ib lub ntawm cov frescoes fwm rau lub puab phab ntsa ntawm lub chav tsev nyob rau hauv lub qhov ntxa uas vaj ntxwv Dzhehutihotepa hais rau kwv yees li 1900 BC, tus neeg tshawb fawb pom ib tug heev interesting duab. Nws yuav truer hais tias lub caij ntawm phab ntsa paintings tau paub rau ib ntev lub sij hawm, tab sis zaum los ntawm lub Netherlands, cia li saib nws los ntawm ib tug tshiab foundations. Yuav ua li cas lawv pom?

Mural 172 depicts cov txiv neej uas tsiv mus nyob zoo kawg li pej thuam nrog ropes txuas mus rau lub runners. Lub pem hauv ntej ib feem ntawm lub laub yog tsim nyog lwm tus txiv neej thiab pouring cov dej nyob hauv cov xuab zeb. Nyuam qhuav pib Egyptologists, zaum ntseeg tias qhov kev txiav txim yog los ntawm tej yam ntawm ritual cim. Tab sis cov xibfwb Daniel Bonn physicists hypothesized tias lub hom phiaj ntawm wetting lub xuab zeb heev dua lwm yam utilitarian. Nws paub ntau tshaj cov kws txawj nyob rau hauv keeb kwm. Hais tias yog dab tsi ib tug tshiab foundations.

Tag nrho cov teeb meem nyob rau hauv lub ntub xuab zeb!

Bonn thiab nws cov npoj yaig los ua ib tug tej yam me me sleigh, thiab ces pib xyaum nrog nqus hnyav khoom nyob rau ib txheej ntawm xuab zeb. Qhov sib ntxiv ntawm cov dej muaj zog lub dag lub zog ntawm tus ciaj ciam ntawm tej khoom, thiab cov kev sib txhuam quab yuam decreases. Tus foundations ntawm no phenomenon yuav tsum tau cov tswv yim theoretical lub hauv paus, thiab nws tau ua li cas. Me me quav dej mob tsim "choj" nyob nruab nrab ntawm cov nplej, kom lawv ua ke. Vim li no, puam castles thiab sculptures tsim los ntawm lub ntub cov ntaub ntawv thiab qhuav tam sim ntawd disintegrates.

pom av noo

Nws yuav zoo li hais tias kev daws yog yooj yim, thiab cia li txaus dej dej hauv cov xuab zeb yuav tawm mus rau nws tej hnyav khoom ua ntau yooj yim dua. Nyob rau hauv qhov tseeb, raws li nyob rau hauv lwm yam ntaub ntawv, nws tseem tau mus sib zog heev nws. Kev sib txhuam thaum uas siv cov ib tug loj qhuav xuab zeb, tab sis kuj nyob rau hauv ntub luag tsev blocks tseem yog nyuaj heev. Pom cov nyhuv yog tiav nyob rau hauv ib ya cov ntsiab lus ntawm 2-5% ntawm volume. Nyob rau hauv cov ntaub ntawv no, ua hauj lwm rau cov nqi yog txo los ntawm ib nrab, dua li, thaj, thiab nyiam tus builders ntawm cov neeg Iyiv pyramids.

Cov kev tshwm sim no tsis tsuas keeb kwm, tab sis kuj cov tswv yim tseem ceeb. Lawv yuav pab kom to taub tus cwj pwm ntawm lwm yam xoob ntaub ntawv, xws li asphalt, ua vaj tse, los yog thee, uas yuav ua rau txoj kev loj hlob ntawm ntau txoj kev ntawm thauj cov kev pab no.

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