d라이브러리
"sun"(으)로 총 107건 검색되었습니다.
- 천랑성의 색깔과학동아 l1991년 10호
- 10 percent of the stars in our galaxy are sun-like.Sirius, incidentally, is considerbly larger and brighter than our sun and it can't support life, either. For one thing, it sould not re ...
- 1. 트랜지스터 1백만개 이상 집적과학동아 l1991년 09호
- 사라졌다는 말인가. 그렇지 않다. 사라져가는 것도 있으나 모토롤러의 68000계열, 또 선(Sun)사의 스파크, 밉스사(MIPS)의 밉스 등 더 많은 종류가 출현하고 있다. 그렇다면 이런 회사들은 PC 이외의 어디에 마이크로프로세서를 쓰는 것일까. 대부분 워크스테이션이나, IBM PC계열이 아닌 독자계열 PC ... ...
- 더 밝은 물체과학동아 l1991년 09호
- might actually decide that it is important whether galaxies formed quickly or slowly, since that would mean that the sun and Earth would either have formed or not, as the case might be. If the ...
- 찾기 힘든 쿼크를 찾아서과학동아 l1991년 07호
- to 15,000,000,000,000,000(15 quadrillion U.S.) grams per cubic centimeter. A neutron star can squeeze the mass of a sun into a small globe of perhaps 8 miles (13 kilometers) across.Such neutron ...
- 왜 밤하늘은 어두운가?과학동아 l1991년 06호
- be lit up by this cloud of infinite stars, so that it would all shine as brightly and as hotly as the surface of the sun. Life would be impossible.And yet, for some reason, the sky is black. Th ...
- 아인슈타인은 역시 옳았다.과학동아 l1991년 06호
- be how the universe worked.Thus, when they did perform an experiment in 1919, nothing the position of stars near the sun during a total eclipse, they got certain displacements because the su ...
- 빛의 굴절과학동아 l1991년 04호
- seemed slightly out of position because of such bending.Suppose some distant source of light sent rays past the sun on all sides, and the light was bent everywhere so that it came to a focus. ...
- 배타의 원리과학동아 l1991년 03호
- on Earth. Perhaps under more extreme conditions, the exclusion principle is more easily violated.For instance, the sun produces particles called neutrinos, but it produces far fewer neutrinos t ...
- 허블 망원경이 찍은 대폭풍과학동아 l1991년 03호
- "summer solstice" on Earth. At this time, Saturn's northern hemisphere gets its most intense supply of energy from the sun and that means that storms are more likely. As a result, every 30 year ...
- 블랙홀이 지구에도 있는가?과학동아 l1991년 01호
- are convinced that they exist. They suspect that there are black holes that are thousands of times as massive as our sun at the center of star clusters. There may be still larger black holes, m ...
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