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::[[File:First.jpg|200px]][[File:Second.jpg|200px]][[File:Third.jpg|200px]] | ::[[File:First.jpg|200px]] [[File:Second.jpg|200px]] [[File:Third.jpg|200px]] | ||
::[[File:Forth.jpg|200px]][[File:Fifth.jpg|200px]][[File:Sixth.jpg|200px]] | ::[[File:Forth.jpg|200px]] [[File:Fifth.jpg|200px]] [[File:Sixth.jpg|200px]] | ||
::Bread boards, resistors, capacitors, relays, switches, 555 Timer ..etc | ::Bread boards, resistors, capacitors, relays, switches, 555 Timer ..etc | ||
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::[[File:Exp1.jpg|200px]][[File:Exp2.jpg|200px]][[File:Exp3.jpg|200px]] | ::[[File:Exp1.jpg|200px]] [[File:Exp2.jpg|200px]] [[File:Exp3.jpg|200px]] | ||
::When using liquid -water- as a conductor, and having poles connected to the circuit fixed in the | ::When using liquid -water- as a conductor, and having poles connected to the circuit fixed in the | ||
:: liquid pool, the change of the liquid level results in change of resistance. | :: liquid pool, the change of the liquid level results in change of resistance. | ||
::[[File:Exp4.jpg|200px]][[File:Exp5.jpg|200px]][[File:Alive1.jpg|200px]] | ::[[File:Exp4.jpg|200px]] [[File:Exp5.jpg|200px]] [[File:Alive1.jpg|200px]] | ||
::Switching from the a motor mechanical way of changing the water level, to a more natural way. | ::Switching from the a motor mechanical way of changing the water level, to a more natural way. | ||
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::and thus changing the resistance! | ::and thus changing the resistance! | ||
::[[File:Alive2.jpg|200px]][[File:Alive3.jpg|200px]] | ::[[File:Alive2.jpg|200px]] [[File:Alive3.jpg|200px]] [[File:Add1.jpg|200px]] | ||