Maada : Tofauti kati ya masahihisho

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Mata inapatikana kwa kawaida katika [[hali za mata|hali]] nne: [[mango]], [[kiowevu]], [[gesi]] na [[Utegili (fizikia)|plasma]]. Maada huweza kubadilika pale tu [[halijoto]] inapobadilika. Badiliko la maada linaweza kuwa kutoka gesi kwenda yabisi mfano mvuke kuwa barafu, yabisi kwenda gesi mfano barafu kuwa mvuke, kimiminika kuwa yabisi mfano maji kuwa barafu n.k.
Mata inapatikana kwa kawaida katika [[hali za mata|hali]] nne: [[mango]], [[kiowevu]], [[gesi]] na [[Utegili (fizikia)|plasma]]. Maada huweza kubadilika pale tu [[halijoto]] inapobadilika. Badiliko la maada linaweza kuwa kutoka gesi kwenda yabisi mfano mvuke kuwa barafu, yabisi kwenda gesi mfano barafu kuwa mvuke, kimiminika kuwa yabisi mfano maji kuwa barafu n.k.
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{{commons category}}
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* [http://www.visionlearning.com/library/module_viewer.php?mid=49&l=&c3= Visionlearning Module on Matter]
* [http://www.visionlearning.com/library/module_viewer.php?mid=49&l=&c3= Visionlearning Module on Matter]
* [http://www.newuniverse.co.uk/Matter.html Matter in the universe] How much Matter is in the Universe?
* [http://www.newuniverse.co.uk/Matter.html Matter in the universe] {{Wayback|url=http://www.newuniverse.co.uk/Matter.html |date=20090227150154 }} How much Matter is in the Universe?
* [http://imagine.gsfc.nasa.gov/docs/ask_astro/answers/970213.html NASA on superfluid core of neutron star]
* [http://imagine.gsfc.nasa.gov/docs/ask_astro/answers/970213.html NASA on superfluid core of neutron star]
* [http://profmattstrassler.com/articles-and-posts/particle-physics-basics/mass-energy-matter-etc/matter-and-energy-a-false-dichotomy/ Matter and Energy: A False Dichotomy] – Conversations About Science with Theoretical Physicist Matt Strassler
* [http://profmattstrassler.com/articles-and-posts/particle-physics-basics/mass-energy-matter-etc/matter-and-energy-a-false-dichotomy/ Matter and Energy: A False Dichotomy] – Conversations About Science with Theoretical Physicist Matt Strassler

Pitio la 04:20, 17 Januari 2021

Mata



Mata kwa kawaida inaweza kupatikana katika hali nne. Picha zinazionyesha kutoka juu kwenda chini: kwazi (mango), maji (kiowevu), daioksidi ya nitrojeni (gesi), na tufe la plazma (plazma).

Mata (kutoka Kiingereza matter: kwa Kiswahili pia "maada") ni neno pana linalojumlisha vyote vinavyoweza kuonekana, kusikika, kuguswa, kuchunguzwa n.k., ikiwemo hasa mata ya kawaida inayoundwa na atomi ambazo tena zinaundwa na kiini cha protoni na neutroni, kikizungukwa na wingu la elektroni.[1][2] Hivyo maada ni kitu chochote chenye uzito na kinachoweza kuchukua nafasi.

Tangu karne ya 20 ufafanuzi sahihi wa mata umeshindikana kutokana na maendeleo ya sayansi, nayo si tena jambo la msingi katika fizikia kama ilivyokuwa awali.[3][4]

Mata inapatikana kwa kawaida katika hali nne: mango, kiowevu, gesi na plasma. Maada huweza kubadilika pale tu halijoto inapobadilika. Badiliko la maada linaweza kuwa kutoka gesi kwenda yabisi mfano mvuke kuwa barafu, yabisi kwenda gesi mfano barafu kuwa mvuke, kimiminika kuwa yabisi mfano maji kuwa barafu n.k.

Hivyo matawi mbalimbali ya sayansi yanatumia neno mata kwa maana tofautitofauti.[5][6][7]

Falsafa pia inatumia neno hilo, hasa kwa kutofautisha mata na roho, na hivyo ulimwengu unaoonekana na ule ambao hauonekani, lakini unasadikika kuwepo.

Tanbihi

  1. P. Davies (1992). The New Physics: A Synthesis. Cambridge University Press. uk. 1. ISBN 0-521-43831-4. 
  2. G. 't Hooft (1997). In search of the ultimate building blocks. Cambridge University Press. uk. 6. ISBN 0-521-57883-3. 
  3. R. Penrose (1991). "The mass of the classical vacuum". Katika S. Saunders, H.R. Brown. The Philosophy of Vacuum. Oxford University Press. uk. 21. ISBN 0-19-824449-5. 
  4. "Matter (physics)". McGraw-Hill's Access Science: Encyclopedia of Science and Technology Online. Ilihifadhi kwenye nyaraka kutoka chanzo mnamo 2011-06-17. Iliwekwa mnamo 2009-05-24. 
  5. P.C.W. Davies (1979). The Forces of Nature. Cambridge University Press. uk. 116. ISBN 0-521-22523-X. 
  6. S. Weinberg (1998). The Quantum Theory of Fields. Cambridge University Press. uk. 2. ISBN 0-521-55002-5. 
  7. M. Masujima (2008). Path Integral Quantization and Stochastic Quantization. Springer. uk. 103. ISBN 3-540-87850-5. 

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