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DOC numeriu 1398. Žinutės kaina 3 Lt.

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5 darbus gali gauti PIGIAU. Siųsk žinutę
MOK numeriu 1398. Žinutės kaina 10 Lt.

His neighbors watched him making various things and thought he would probably become a well-known clock maker. They thought thus because he had already made a clock which his neighbors had never heard of before. It worked by water. Isaac also made a sundial. The water clock could tell the hour in the house and the sundial outside. When he grew older he took a considerable interest in mathematics. Though Isaac never lost his manual skill his ability as a mathematician and a physicist was the most important in his life. His first physical experiment was carried out in 1658, when he was...

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