Подорож до центру землі

The Wonders of Terrestrial Depths

           "Becauseifwehadgonedeepintothecrustofearth,weshouldhaveencounteredgreaterheat."

           "Accordingtoyoursystem,"saidmyuncle."Butwhatdoesthethermometersay?"

           "Hardlyfifteendegrees(59°Fahr),ninedegreesonlysinceourdeparture."

           "Well,whatisyourconclusion?"

           "Thisismyconclusion.Accordingtoexactobservations,theincreaseoftemperatureintheinterioroftheglobeadvancesattherateofonedegree(145°Fahr.)foreveryhundredfeet.Butcertainlocalconditionsmaymodifythisrate.ThusatYakoutskinSiberiatheincreaseofadegreeisascertainedtobereachedevery36feet.Thisdifferencedependsupontheheat-conductingpoweroftherocks.Moreover,intheneighbourhoodofanextinctvolcano,throughgneiss,ithasbeenobservedthattheincreaseofadegreeisonlyattainedatevery125feet.Letusthereforeassumethislasthypothesisasthemostsuitabletooursituation,andcalculate."

           "Well,docalculate,myboy."

           "Nothingiseasier,"saidI,puttingdownfiguresinmynotebook."Ninetimesahundredandtwenty-fivefeetgivesadepthofelevenhundredandtwenty-fivefeet."

           "Veryaccurateindeed."

           "Well?"

           "Bymyobservationweareat10,000feetbelowthelevelofthesea."

           "Isthatpossible?"

Налаштування
Фон сторінки
Розмір шрифту
Міжрядковий інтервал
Фразові дієслова
Показати / Приховати меню
Шрифт
Roboto Lora
Уведомления
Сторінка 124 з 293