추천검색어 히트

d라이브러리

"HEAT"(으)로 총 65건 검색되었습니다.

맨틀과 핵과학동아 l1992년 12호

of the geodynamo.Geophysicists at the University of Cambridge have come up with an analytical model, based on global heat conservation, that explains the developmental history of the core.It ma ...

'파이어니어'와의 안녕과학동아 l1992년 12호

considerably less beautiful close up. Without water and hotter than Dante's hell, Venus is probably lifeless. Surface heat is said to be 730K, or 850 degrees Farenheit, hot enough to melt lead. ...

컴퓨터의 땀을 닦아라!과학동아 l1992년 06호

큰 골칫거리다. 5mm×5mm 크기의 컴퓨터칩에 10W의 열량이 발생한다고 할 때, 이때의 열유속(heat flux, 단위면적당 열전달률, 단위는 W/㎡)을 우주선이 지구의 대기권으로 재진입할 때의 열유속과 비교하면 몇 배가 될까?① 1 ②$\frac{1}{10}$  ③ $\frac{1}{100}$  ④ $\frac{1}{1000}$ 4.유리같 ...

바퀴벌레와 컴퓨터과학동아 l1992년 04호

artificial gizmos will imitate brains—but whose?The microchip is theoretically immortal but it can be damaged by heat or cracked if sufficiently assaulted. One cockroach can be stepped on, many ...

시라노 드 베르주락과학동아 l1991년 12호

the whole system is pulled down to Earth by the force of gravity.)4. You could fill an airtight container with air, heat it, and force in out of an opening. (This is a vision of the principle o ...

식어가는 온천과학동아 l1991년 10호

70s, there was some speculation that a simple drill hole into a geopressured zone would unleash a gusher of geothermal heat plus a quantity of methane, or natural gas.The years of research has ...

화산과학동아 l1991년 09호

hurled stones more than three miles.Most volcanic damage is caused by "pyroclastic flow." This consists of superheated gas and ash rolls down the mountainside and catches people before they can ...

찾기 힘든 쿼크를 찾아서과학동아 l1991년 07호

of 22 grams per cubic centimeter, for instance.Matter at the center of a star, like our sun, is subjected to so much heat pressure that the atoms are torn apart and the nuclei move around freel ...

왜 밤하늘은 어두운가?과학동아 l1991년 06호

old stars die, the light of the universe will gradually fade until there is so much darkness and so little light and heat that life will be impossible anyway?Or will the universe undergo other ...

허블 망원경이 찍은 대폭풍과학동아 l1991년 03호

to observe Saturn from space and get far more detailed pictures than we can possibly get from the bottom of our dusty, heat-trembling atmosphere.The HST took a routine look at Saturn in August, ...

 이전1234567 다음