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d라이브러리

"seven"(으)로 총 23건 검색되었습니다.

자리 바뀐 섬과학동아 l1988년 07호

3, 1492, Christopher Columbus left Spain with three ships on the most famous voyage in history. He sailed westward for seven weeks and then on Oct. 12, 1492, reached land somewhere among the Ba ...

옛 괴물들과학동아 l1988년 02호

with a capacity of 2 1/3 gallons, seven times that of an ostrich egg. Or consider insects. There are beetles up to seven inches long, and some that weigh as much as 3 1/2 ounces. But ab ...

가솔린 바다과학동아 l1988년 02호

rivers, even oceans, of molecules with two carbon atoms (called "ethane"), or three ("propane")or more. Molecules with seven or eight carbon atoms would be gasoline. They might be solid at Tita ...

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