d라이브러리
"light"(으)로 총 168건 검색되었습니다.
- 지진 The Earth Trembles과학동아 l198904
- everywhere on Earth.It may well be possible, however, to measure the slight changes in the shape of the Earth and the slight movements of its surface from satellites-a kind of "global ge ...
- 인류최초의 발견─불의 사용과학동아 l198903
- just like a resinous torch. This apparently must have been what the primitive inhabitants did-used bonetorches to light their way in the caves, and to keep things warmer when it was cold.Those ...
- 산불의 냉각효과과학동아 l198902
- much dust thrown up into the upper atmosphere by the strike, and smoke from the forest fires as well, that the sun's light would have been prevented from reaching the Earth's surface for a peri ...
- 물이 많아지고 더워진다과학동아 l198902
- hand, no way of making the burning of coal and oil safe.The best source of energy, of course, would be solar energy. Light and heat from the sun reaches Earth anyway, and if we use that heat be ...
- 태양을 스쳐 지나가기과학동아 l198901
- large quantities of rocky grit. The cloud is therefore composed of steam and dust. This reflects much of the sun's light and shades the comet, which thus manages to move past and begin its retr ...
- 한쪽으로 늘어진 위성과학동아 l198811
- areas toward us.Then, too, the planet Saturn has a satellite named Iapetus that shows an even greater variation in light intensity than Nereid does. Iapetus has been seen at reasonably close qu ...
- '88노벨과학상 -업적과 프로필과학동아 l198811
- 이 단백질 복합체는 다시 생체막과 결합하고 있는 것이다.광합성 반응과정은 명반응(Light reaction)과 암반응(Dark reaction)단계로 나눌 수 있다. 명반응 단계에서는 광수용체 분자들이 광선을 흡수하고 전자를 방출하게 된다. 이때 전자는 전자운반체들에 의해 수송되어 NADPH라는 강한 환원력을 가진 ... ...
- 행성군(群)과학동아 l198811
- exists, there are other planets also circling the star that can't be detected simply because they are too small and light to force a detectable wobble on the star.In other words, with these rep ...
- 생활속에 파고드는 바이오세라믹스과학동아 l198810
- 쓰이고부터이다. 산업용으로 본격적인 연구를 시작한 것은 일본. 1973년 '문 라이트'(Moon Light) 프로젝트 혹은 '선샤인'(Sun Shine) 프로젝트 등으로 원적외선에 대해 학술적인 접근과 아울러 어떻게 산업적으로 활용할 수 있을까를 연구했다.여기에 일대 전환점을 마련했던 주인공은 '나고야' ... ...
- 꿈이 현실로 되다과학동아 l198810
- the stability, to be sure, but in the early 20th Century it was found that atoms consist of tiny nuclei surrounded by light electrons. It is the electrons that interact with each other to form ...
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