2011-04-01から1ヶ月間の記事一覧
http://stagevu.com/video/qceadbpwkpbm
http://d.hatena.ne.jp/matui-1982/20110929/1317252551#c
Democritus was a Greek philosopher (born at Abdera in Thrace ca. 460 BC - died ca 370 BC). Democritus was a student of Leucippus and both believed that all matter is made up of tiny, indestructible bits which he called atoma or "indivisibl…
Water is the most common liquid on Earth. It covers about 70% of the Earth. Pure water has no smell, taste, or color. Lakes, oceans, and rivers are made of water. Rain is water that falls from clouds in the sky. If water gets very cold, it…
鳥が一羽も見られない。
