https://padlet.com/svircicmarieta/56mlkhwba3ka Made with good vibes en-us 2019-02-18 16:59:07 UTC 2026-03-18 00:46:07 UTC hello@padlet.com svircicmarieta https://padlet.com/svircicmarieta/56mlkhwba3ka/wish/332398704 Atmosferski tlak ili tlak zraka je tlak na bilo kojem dijelu Zemljine atmosfere. Uzrokuje ga težina zraka i on opada s visinom.]]> 2019-02-18 17:01:00 UTC https://padlet.com/svircicmarieta/56mlkhwba3ka/wish/332398704 svircicmarieta https://padlet.com/svircicmarieta/56mlkhwba3ka/wish/332399743 Barometar je sprava za mjerenje tlaka zraka]]> 2019-02-18 17:04:09 UTC https://padlet.com/svircicmarieta/56mlkhwba3ka/wish/332399743 svircicmarieta https://padlet.com/svircicmarieta/56mlkhwba3ka/wish/332401856 atmosferski tlak=Pa

]]> 2019-02-18 17:11:19 UTC https://padlet.com/svircicmarieta/56mlkhwba3ka/wish/332401856 svircicmarieta https://padlet.com/svircicmarieta/56mlkhwba3ka/wish/332402455 Atmosferski zrak je vazan u meteorologiji zbog pracenja prognoze.Tlak zraka nije svugdje jednak budući da ovisi o gustoći zraka]]> 2019-02-18 17:13:39 UTC https://padlet.com/svircicmarieta/56mlkhwba3ka/wish/332402455 svircicmarieta https://padlet.com/svircicmarieta/56mlkhwba3ka/wish/332403537 Tlak zraka ovisi i o vlazi u zraku. Gustoća vlažnog zraka manja je od gustoće suhog zraka pa je i tlakvlažnog zraka manji od normalnog atmosferskog tlaka.]]> 2019-02-18 17:17:22 UTC https://padlet.com/svircicmarieta/56mlkhwba3ka/wish/332403537 svircicmarieta https://padlet.com/svircicmarieta/56mlkhwba3ka/wish/332404691 2019-02-18 17:21:24 UTC https://padlet.com/svircicmarieta/56mlkhwba3ka/wish/332404691 svircicmarieta https://padlet.com/svircicmarieta/56mlkhwba3ka/wish/332419657 Normalni atmosferski tlak zraka na morskoj razini iznosi Pa=1013hPa]]> 2019-02-18 18:20:25 UTC https://padlet.com/svircicmarieta/56mlkhwba3ka/wish/332419657 svircicmarieta https://padlet.com/svircicmarieta/56mlkhwba3ka/wish/332420077 Penjemo li se na planine ili se uzdižemo zrakoplovom, atmosferski tlak se smanjuje.]]> 2019-02-18 18:21:55 UTC https://padlet.com/svircicmarieta/56mlkhwba3ka/wish/332420077 svircicmarieta https://padlet.com/svircicmarieta/56mlkhwba3ka/wish/332421366 •Talijanski fizicar Evangelista Torricelli je prvi izmjerio  atmosferski tlak  u 17.stoljecu na Zemljinoj povrsini.

•Otto von Geuricke je izumio zracnu pumpu ,centrifugu i vodeni barometar


]]> 2019-02-18 18:26:34 UTC https://padlet.com/svircicmarieta/56mlkhwba3ka/wish/332421366 svircicmarieta https://padlet.com/svircicmarieta/56mlkhwba3ka/wish/332423550 2019-02-18 18:34:25 UTC https://padlet.com/svircicmarieta/56mlkhwba3ka/wish/332423550