Physics Teachers' Inventions Fair proceedings
Volumes
Fair 5, Praha 2000
Fair 6, Olomouc 2001
Fair 7, Praha 2002
Fair 8, České Budějovice 2003
Fair 9, Brno 2004
Fair 10, Praha 2005
Fair 11, Olomouc 2006
Fair 12, Praha 2007
Fair 13, Plzeň 2008
Fair 14, Brno 2009
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Fair 16, Olomouc 2011
Fair 17, Praha 2012
Fair 18, Hradec Králové 2013
Fair 19, Cheb 2014
Fair 20, Praha 2015
Fair 21, Brno 2016
Fair 22, Olomouc 2017
Fair 23, České Budějovice 2018
Fair 24, Hradec Králové 2019
Fair 25, Praha 2020
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Mechanics
Fluid mechanics
Thermodynamics and basics of matter structure
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Games and toys
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All papers by:
Jan Daněk
Prokop M., Daněk J.:
UV Protection
,
Fair 22, Olomouc 2017
Do expensive glasses with UV filters protect us more than cheap ones? And what about suntan lotions? The paper presents the results of two years of experimentation.