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d라이브러리
"earth"(으)로 총 187건 검색되었습니다.
- 오키펀오키과학동아 199107
- 오키펀오키란 말은 이 고장에 살았던 인디언 세미놀족의 언어로 '흔들리는 대지'(trembling earth)라는 뜻을 가지고 있다. 어쩌다 습지 한 가운데에서 악천후를 만나면, 대자연의 위력을 몸서리치게 경험할 수 있다. 천둥이 울리고 번개가 치면 습지의 수목과 수면은 온통 현란한 빛을 번득이고 마치 땅이 ... ...
- 가장 깊은 호수과학동아 199107
- only lake that has deep-sea fish in it. Because of its depth, Lake Baikal contains one-fifth of the entire supply of Earth's fresh water. In fact, it has twice as much fresh water as all five o ...
- 찾기 힘든 쿼크를 찾아서과학동아 199107
- Australia thinks that of quark stars did exist, the quarks would be stable.No one has ever really detected a quark on Earth and there are some scientists who believe it is impossible to detect ...
- 공상에서 과학으로과학동아 199106
- 훌륭한 모범을 확립하고 있다. 이외에도 클라크는 1975년 장편 '지구제국'(Imperial Earth)을 발표하는 등 정력적인 집필활동을 계속하고 있다. 이 작품 역시 그의 초기작품의 변주곡, 즉 태양계에 진출하고 거기서 새로운 고향을 만들어나가는 인간들의 모습을 묘사한 작품 계열의 종착역이라 할 만하다. ... ...
- 아인슈타인은 역시 옳았다.과학동아 199106
- huge astronomic bodies. In a body such as Earth, the tiny gravitational forces for each particle add up until in the Earth as a whole, the force is enormous. If we're dealing with single ...
- 거리 측정과학동아 199105
- about determining the real diameter of the ring? This is done by comparing the length of time it takes light to reach earth from the nearest portion of the ring with the time it takes from the ...
- 빛의 굴절과학동아 199104
- the sun on all sides, and the light was bent everywhere so that it came to a focus. If that focus was achieved near Earth, we would see the distant source of light as a circle of light all arou ...
- 허블 망원경이 찍은 대폭풍과학동아 199103
- Spot", a kind of hurricane that has been continuing for centuries and that spreads over an area into which the entire Earth could comfortably fit.Saturn is farther from the sun than Jupiter is. ...
- 배타의 원리과학동아 199103
- will continue looking for violations. After all, Kekez and his group have dealt with conditions right here on Earth. Perhaps under more extreme conditions, the exclusion principle is more easil ...
- 줄어드는 삼각주과학동아 199102
- even when the shape, like that of the Mississippi delta, is not at all triangular.Egypt was the richest nation on Earth in ancient times. For a period between 1500 B.C. and 1200 B.C., its armie ...
