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"than"(으)로 총 178건 검색되었습니다.
- 상처를 찾아라과학동아 l1990년 08호
- in North America did.What's more, the shocked quartz seemed of a type that was characteristic of ocean bottoms rather than of continents, so perhaps the great meteorite struck the ocean.(which ...
- 박테리아 광부들과학동아 l1990년 08호
- all sorts can be obtained from sources that would ordinarily be given up as uneconomical. In fact, there may be more than that. We might, conceivably, set them to work on metal scrap which has ...
- 원자 하나씩과학동아 l1990년 07호
- someday be composed of carefully placed individual atoms. This would mean that the microchips would be more "micro" than ever. We would have small computers that would do far more things in far ...
- 타조알과 인류의 나이과학동아 l1990년 07호
- that are up to 200,000 years old at some places in Africa.In China, where the temperature is, on the whole, cooler than in Africa, it is possible that ages of up to 1,000,000 years can be deter ...
- 종족의 보존과학동아 l1990년 06호
- its existence.On New Zealand, there once lived the giant moa, the tallest bird that ever lived, though it was lighter than the Aepyornis. Some moas were 12 feet tall, but they driven to extinct ...
- 우주의 형성과학동아 l1990년 06호
- than we expect. We can only see stars and galaxies, but there is evidence that there is much more gravitational force than that. There is "dark matter," of whose nature we know nothing, ...
- 우주적 위험과학동아 l1990년 05호
- of cosmic rays you receive is increased. People who live in mile-high Denver, Colo., get considerably more cosmic rays than the people of Los Angeles or New York, who live at sea level. (Nevert ...
- 잘못된 경종과학동아 l1990년 05호
- of air trapped in amber showed that millions of years ago, the Earth's atmosphere contained 30 percent oxygen, rather than 20 percent as it does today. This seems unlikely on its face. With 30 ...
- 작은 꼬인 빛 Tiny Twisty Light과학동아 l1990년 04호
- The only way in which they can cling together is to suppose there is more mass, and therefore more gravitational pull, than can be explained by the matter we see. The larger the cluster, the mo ...
- 두 사람과학동아 l1990년 03호
- The Aurignacian culture is associated with modern man, and the tools are much more skillfully and artfully made than are those of the Mousterian culture.l It seems certain that one difference ...
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