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![]() ![]() USSR Begins Drilling World's Deepest Hole (1970)The Kola Superdeep Borehole project was an attempt to dig as far as possible into the Earth's crust. It began when, in 1970, following setbacks in the Space Race, Soviet scientists looked downward. Digging on the remote Kola Peninsula for some 20 years, they reached a depth of 40,230 feet (12,262 m)—about a third of the way through the Earth's crust—before being forced to stop due to higher-than-expected temperatures of 350° F (180° C). Surprisingly, water was found at what depth? More... Discuss |
frequency discuss | |
Definition: | (noun) The number of occurrences within a given time period. |
Synonyms: | oftenness |
Usage: | The frequency of his seizures increased as he grew older. |
1 comment:
KPLI Ambilan 2010 dah start,,, bagi calon yang penah interview pd 2009 akan di interview kali ke-2
so tak ade KPLI lg la,,
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