▪ If a person were to dig a hole in the earth’s crust toward its hot core, which is an estimated 7,000 degrees Fahrenheit [4,000 ° C], the temperature would increase, on average, by about 90 degrees Fahrenheit for every mile [30 degrees Celsius for every kilometer] dug.
▪ Kui kaevaksime maakoorde augu suunaga hõõguva tuuma poole, mille temperatuur on arvestuste järgi 4000 ° C, kasvaks temperatuur keskmiselt 30 kraadi iga kaevatud kilomeetri kohta.