The physics of water clocks
In this lesson, you can learn how people used to measure time in the past when the weather was not sunny.
물리학
9 ~ 11 학년
저자: dr Stonawski Tamás
교정자: Trauer János
그래픽 아티스트: Fasola Martin
개발자: Gálea Patrik
검색어
mozaLink
/웹 링크