Class 10 Chapter 1 PDF
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This document appears to be a chapter from a textbook on matter in science. It presents introductory concepts and examples about matter in different states and properties. No concrete information on a specific curriculum or exam board is provided for this particular document
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vè;k; 1 gekjs vkl&ikl osQ inkFkZ (Matter in Our Surroundings) vius pkjksa vksj u”kj nkSM+kus ij gesa fofHkUu izdkj 1.1 inkFkZ dk HkkSfrd Lo:i dh oLrq,¡ u”kj vkrh gSa] ftudk vkdkj] v...
vè;k; 1 gekjs vkl&ikl osQ inkFkZ (Matter in Our Surroundings) vius pkjksa vksj u”kj nkSM+kus ij gesa fofHkUu izdkj 1.1 inkFkZ dk HkkSfrd Lo:i dh oLrq,¡ u”kj vkrh gSa] ftudk vkdkj] vko`Qfr 1.1.1 inkFkZ d.kksa ls feydj cuk gksrk gS vkSj cukoV vyx&vyx gksrk gSA bl fo'o esa izR;sd oLrq ftl lkexzh ls cuh gksrh gS mls cgqr le; rd inkFkZ dh izo`Qfr osQ ckjs esa nks oSKkfudksa us ^inkFkZ* dk uke fn;kA ftl gok esa fopkjèkkjk,¡ izpfyr FkhsaA ,d fopkjèkkjk dk ;g ge 'okl ysrs gSa] tks Hkkstu ge [kkrs gSa] iRFkj] ekuuk Fkk fd inkFkZ ydM+h osQ VqdM+s dh rjg lrr gksrs gSaA ijarq vU; fopkjèkkjk dk ekuuk Fkk fd ckny] rkjs] ikSèks ,oa i'kq] ;gk¡ rd fd ikuh dh inkFkZ jsr dh rjg osQ d.kksa ls feydj cus gSaA ,d cw¡n ;k jsr dk ,d d.k] ;s lHkh inkFkZ gSaA vkb, ,d fØ;kdyki osQ }kjk inkFkZ osQ Lo:i osQ è;ku nsus ;ksX; ckr ;g Hkh gS fd Åij fy[kh ckjs esa ;s fu.kZ; djrs gSa fd ;s lrr gSa ;k d.kksa ls lHkh oLrqvksa dk nzO;eku gksrk gS vkSj ;s oqQN cus gSa\ LFkku (vk;ru*) ?ksjrh gSaA çkphu dky ls gh euq"; vius vkl&ikl dks fØ;kdyki ______________ 1.1 le>us dk iz;kl djrk jgk gSA Hkkjr osQ izkphu ,d 100 mL dk chdj ysaA bl chdj dks nk'kZfudksa us inkFkZ dks ik¡p ewy rRoksa esa oxhZo`Qr ty ls vkèkk Hkjdj ty osQ Lrj ij fu'kku fd;k] ftls ^iaprRo* dgk x;kA ;s iaprRo gSa% yxk nsaA ok;q] i`Foh] vfXu] ty vkSj vkdk'kA muosQ vuqlkj] fn, x, ued ;k 'koZQjk dks dk¡p dh NM+ dh enn ls ty esa ?kksy nsaA bUghsa iaprRoksa ls lHkh oLrq,¡ cuh gSa] pkgs oks ltho ty osQ Lrj esa vk, cnyko ij è;ku nsaA gksa] ;k futhZoA ml le; osQ ;wukuh nk'kZfudksa us Hkh vkiosQ vuqlkj] ued ;k 'kdZjk dk D;k gqvk\ inkFkZ dks blh izdkj oxhZÑr fd;k gSA ;s dgk¡ xk;c gks x,\ vkèkqfud oSKkfudksa us inkFkZ dks HkkSfrd xq.kèkeZ D;k ty osQ Lrj esa dksbZ cnyko vk;k\ ,oa jklk;fud izo`Qfr osQ vkèkkj ij nks izdkj ls bu Ikz'uksa osQ mÙkj ikus osQ fy, gesa bl fopkj oxhZo`Qr fd;k gSA dks Lohdkjuk gksxk fd lHkh inkFkZ d.kksa ls cus bl vè;k; esa ge HkkSfrd xq.kksa osQ vkèkkj ij gksrs gSaA mijksDr fØ;kdyki esa pEep esa j[kh xbZ inkFkZ osQ ckjs esa Kku vftZr djsaxsA inkFkZ osQ ued ;k 'koZQjk vc iwjs ikuh esa ?kqy xbZ gSA tSlk jklk;fud igyqvksa dks vkxs osQ vè;k;kssa esa i