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μαύρο φως
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mixalis b.k
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10
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2205
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Που γίνεται αυτό;
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==1 = () x=x ^2=x (^2) ^2 - ^2 = x - ^2 (-)x(+)=(-) += 1+1=1 2=1 ;
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Evans
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1
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1421
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mia paratirisi..
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vre paidia..fovero to site sas,den to xortenw! alla mipws tha ginotan na eixan ta arthra mia pio sinepi metafrasi kai orthroteri diatipwsi? krima einai!
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georgia
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0
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1318
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exasa pasa idea gia to physics4u.gr ...
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Molis episkeutika to physics4u.gr gia na do an uparxei kapoio kainourio arqro.
Mpaino 2 - 3 fores thn hmera sto site, giati mexri tora gia emena htane mia phgh plhroforishs kaqara epistimonikh, xoris upokimenikothtes kai me sebasmo ston episkepth, kai makria apo opoiondhpote politiko xromati...
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Physics friend
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3
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1819
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8ewria yperxordwn
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Diavasa me prosoxh ola ta ar8ra sxetika me thn 8ewria tvn yperxordwn... h kosmologia panta me syginouse.
an kai oligon asxetos (oikonomologos) exw mia aporia...
oi xordes donountai....
TI prokalei th donhsh tous ?
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dimitris
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1
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1290
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13:13 Nov 1, 2008
by trelos physikos
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sfaires
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Giati ta astra kai oi planites exoun sfairiko sxima?
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Simos
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14
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2485
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Swmatidiaki kai kimatikh fush tou fwtos
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Gia poio logo den mporoume na pagideusoume mia desmh fwtos??? dld an paroume ena kouti kai apo mia tripa afhsoume na perasei mia desmh fwtos kai epeita kleisoume tin trupa, giati den 8a fwtizetai to kouti?????? Afou yparxei h swmatidiakh fush tou...............
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El. darl.
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4
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1231
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aeroplana
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re paidia gnwrizei kaneis ti paizei me tis poreies pou akolouthoun ta aeroplana (giati se ena prosfato taksidi pou phga h poreia tou aeroplanou den htan eytheia grammh alla kampylh.to epsaksa ligo sto internet kai vrhka ena fainomeno pou legetai coriolis mhpws syndeetai me ayto.epishs se ena taks...
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Anonymous
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5
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1309
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Oi ilektrikes dynameis mporoyn na kratisoun enwmeno to pyrina
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TI KRATA ENWMENO TO PYRINIKO TSAMPI; Ews twra i apantisi se afto to erwtima einai profanis. Afoy ta prwtonia tou pyrina einai fortismena thetika enw ta netronia einai oudetera i dynami tou ilektrismoy dra diaspastika H stin kalyteri periptwsi oudetera (i moni alli gnwsti dynami tis varytitas ei...
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validakis k
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3
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1419
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Taxyonia
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Paraviazoyn ta Taxyonia th theoria ths sxetikothtas? Ean kapote vrethoyn poso konta tha eimaste sth dynatothta na taxidepsoyme piso sto parelthon?
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Anonymous
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1
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1389
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Forum Φυσικής
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(--), threads . ... www.physics.forumhope.com ...
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tilemachos
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3
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2828
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βοηθεια...
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Anonymous
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1
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1292
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Ta perisotera astra sxhmatizoun zeygh?
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Ta perissotera astra sxhmatizoun zeugh ( o hlios mas den akolouthei auton ton kanona). apospasma apo to arthro http://physics4u.gr/news/2008/scnews3172.html Ontos isxyei kati tetoio h' mpike ek paradromhs sto arthro ?
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wnikos
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2
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1323
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anigmeni maza
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Poia einai h fysikh shmasia ths anhgmenhs mazas? An den einai h "mesh maza" enos systhmatos tote ti einai?
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psych
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2
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1478
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"Atoma" netroniwn
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Afou ta netronia upokeintai sthn isxyrh pyrhnikh dynamh giati den ftiaxnoun susswmatwmata netroniwn (kati san tous purhnes atomwn alla xwris protwnia) ?
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psych
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2
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1304
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