Č O JE ELEKTRINA?
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Transcript of Č O JE ELEKTRINA?
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ČO JE ELEKTRINA?
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Teleso, látka, molekula, atóm....
umelá hmota
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Niektoré látky majú elektrické vlastnosti
Prečo sa nemôžeme niekedy poriadne učesať?
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Atóm ( obal a jadro )
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Atóm ( obal a jadro )
elektrón neutró
nprotón
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Rôzne náboje
kladný elektrický náboj
záporný elektrický náboj
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Rovnaké náboje sa odpudzujú
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Rovnaké náboje sa odpudzujú
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Opačné náboje sa priťahujú
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Elektrizovanie telies
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Atóm – elektricky neutrálna častica
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neutrálny atóm neutrálny atóm
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Atóm – odovzdá, prijme
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1711 -1
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Ióny
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Ióny
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kladný ión
záporný ión
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Elektrizovanie telies pri vzájomnom styku
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Elektrizovanie telies pri vzájomnom styku
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Elektrizovanie telies pri vzájomnom styku
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Elektrizovanie telies pri vzájomnom styku
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Pôsobenie elektrickej
sily
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„statická elektrina”
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Meranie náboja
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Ako vzniká blesk
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Ďakujem