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Physics, 06.06.2020 20:58 caitlynnpatton1208
1. Na jaką wysokość wzniesie się piłka kopnięta pionowo w górę z prędkością 20 m/s ? 2. Piłka o masie 20 dag spada z wysokości 15 metrów. Oblicz jej prędkość w momencie uderzenia o ziemię. Ile wynosi jej energia kinetyczna na powierzchni ziemi.
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1. Na jaką wysokość wzniesie się piłka kopnięta pionowo w górę z prędkością 20 m/s ? 2. Piłka o masi...
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