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Function: driver

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Function: model

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Line: 559
Function: get_footer

File: /volume1/web/PhpstormProjects/www_polymath_co_kr/index.php
Line: 315
Function: require_once

수학동아 - 폴리매스
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함께 풀고 싶은 문제
창의력을 기를 수 있는 수학 문제 또는 퍼즐을 내는 곳입니다.
[창의 퍼즐] 물의 밀도
ㅡㅡ 2020.04.24 02:51 조회 505
문제 푼 사람 0명
공유하기
페이스북 트위터 카카오톡 카카오스토리 네이버블로그 네이버밴드

10*10*10짜리 거푸집에 쇳물을 부어 철로 된 그릇을 만들었다.

이 그릇에 물을 부어서 무게를 측정해보니 1kg이었다.

물의 밀도가 1이라고 할 수 있을까?

 

-참고:제 문제는 전혀 과학적이지 않으나 편견을 깨면 풀 수 있습니다.-

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