SamuwarSakandare da kuma makarantu

Tantancewar mamaki (Physics, Grade 8). Yanayi Tantancewar sabon abu. Tantancewar mamaki da kuma na'urorin

An dade kasance ƙũra, shimmering adadi a cikin iska firgita, tsoro ya kama mutane. Wadannan kwanaki, masana kimiyya sun gano da yawa daga asiran da yanayi, ciki har da na gani mamaki. Suka yi mamaki ba da na halitta asirai, jigon wanda ya dade da aka yi karatu. A makarantar sakandare a yau ne Tantancewar mamaki kimiyyar lissafi a cikin 8th sa, don haka don su gane yanayin iya wani dalibi.

asali Concepts

Masana na tsufa yi imani da cewa mutum ido ganin abubuwa ta hanyar ji daga cikin mafi kyau tentacles. Kimiyyan gani da hasken wuta a lokacin da aka rukunan da hangen nesa.

A tsakiyar zamanai karatu kimiyyan gani da hasken wuta haske da yanayinsu.

Yau kimiyyan gani da hasken wuta - shi ne wani ɓangare na kimiyyar lissafi da cewa karatu da rarraba haske a kan wani iri-iri na kafofin watsa labarai da kuma ta hulda da sauran abubuwa. All batutuwa da suka shafi da hangen nesa, binciko physiological kimiyyan gani da hasken wuta.

Tantancewar mamaki kamar - manifestations bambancin ayyukan jajirce ta haskoki na haske. Da karatu na yanayi kimiyyan gani da hasken wuta.

M matakai a cikin yanayi

Planet Duniya da aka kewaye da wani gas harsashi, da ake kira da yanayi. Its kauri ne daruruwan kilomita. Kusa da yanayin duniya da aka denser sama diluted. The jiki Properties ake kullum canja yanayi harsashi, da yadudduka Mix. Canja zazzabi karatu. The yawa, da mataki na nuna gaskiya motsi.

Daga rãnã da sauran basamaniyai zuwa ga ƙasã akwai haske haskoki. Su ratsa cikin yanayin duniya, wanda ga su ne a takamaiman Tantancewar tsarin cewa ta sauya halaye. Hasken da aka nuna, warwatse, suka wuce ta cikin sararin sama, ƙasa murfin. A karkashin wani yanayi da katako hanya ne lankwasa, don haka akwai da dama daga mamaki. A mafi asali Tantancewar mamaki lissafin kimiyya la'akari da:

  • faɗuwar rana hasken rana.
  • bayyanar da bakan gizo;
  • Northern Lights.
  • ƙũra.
  • Halo.

Bari mu bincika su daki-daki.

Halo a kusa da Sun.

The kalmar "Halo" a Girkanci nufin "da'irar". Mene ne wani Tantancewar sabon abu underlies shi?

Halo - shi ne wani tsari na tunani da kuma refraction na haskoki kunno kai a girgije lu'ulu'u high a cikin yanayi. Yana kama wani glowing sakamako a kusa da rana ta haskoki, iyaka duhu jinkiri. Yawanci Halo kafa don ya cyclones iya zama su forerunners.

Ruwa droplets daskare a iska da kuma daukar dama Prism siffar da shida bangarorin. Kowane mutum ne saba da icicles cewa bayyana a cikin ƙananan yanayi yadudduka. Sama da irin wannan kankara needles sauka da yardar kaina a cikin tsaye shugabanci. Crystal icicles circling, ƙasa don duniya, kuma sunã da wata a layi daya tsari tare da girmamawa a kasa. Man umurcemu da hangen nesa ta hanyar da lu'ulu'u, wanda aiki a matsayin mai ruwan tabarau da kuma refracts haske.

Sauran prisms samu lebur ko kama wani star da shida bim. Rays haske fadowa a kan lu'ulu'u, ba zai iya sha refraction ko fuskanci wani adadin wasu matakai. Yana ba safai ya faru da cewa duk matakai ne bayyane, yawanci daya ko sauran ɓangare na sabon abu bayyana kanta more fili, yayin da wasu suna talauci wakilta.

A kananan Halo - da'ira a kusa da rãnã da radius daga game da 22 digiri. Circle launi - ja a ciki, sa'an nan gudana a cikin rawaya, fari da kuma gauraye da blue sama. A ciki yanki na da'irar ne duhu. An kafa ta needles na refraction a kankara, yawo a cikin iska. Rays prisms deflected a wani kwana na 22 digiri, haka waɗanda suka shige ta da lu'ulu'u, da viewer nuna da sabawa na 22 digiri. Saboda haka, ciki sarari bayyana duhu.

Red ne refracted kasa, da nuna kalla karkata daga rana. A wadannan ne rawaya. Sauran bim ne gauraye da bayyana farin look.

Sau da yawa Halo da wani kwana na 46 digiri, shi ne game da 22 digiri a cikin Halo. Its ciki yanki ne ma m, saboda hasken shigarsu refraction a kankara needles, ta karkata zuwa da rana 90 digiri.

Da aka sani kuma 90 digiri Halo, shi ne weakly hasken, shi ya kusan babu launi ko an canza launin tare da ja m gefe. Masana kimiyya irin wannan ne ba tukuna cikakken gane.

Halo a kusa da watã da sauran iri

Wannan Tantancewar sabon abu ne sau da yawa gani da sama haske da girgije, kuma da yawa kankanin crystalline icicles. Kowane crystal ne wani nau'i ne na Prism. M da siffar - elongated hexagons. Light shiga gaban yankin da crystal, da barin kishiyar sashi ne refracted da 22 digiri.

A cikin hunturu, wasu titi fitilu a cikin sanyi iska, za ka iya ganin Halo. Yana taso daga lantern haske.

Halo a kusa da rãnã da za a iya kafa a cikin daskarewa da kuma ake yin dusar ƙanƙara iska. Snowflakes ne a cikin iska, haske ya wuce ta girgije. A yamma da faɗuwar rana da haske yana ja. A ƙarni baya, m mutane da aka firgita da irin wannan mamaki.

Halo iya kama wani bakan gizo-kala da'irar a kusa da rana. Yana bayyana, idan cikin yanayi mai yawa lu'ulu'u da shida tarnaƙi, amma ba su gani da refract da haskoki na rana. Mafi yawa daga cikin haskoki haka diffused, ba da samun to mu gani. Sauran haskoki isa idanun mutane, kuma mun gani a bakan gizo kewaye da rana. Its radius - kamar 22 digiri ko 46 digiri.

izgili gare rãnã

Masana kimiyya sun lura da cewa, Halo da'irar ne ko da yaushe haske a kan sãsanninku. Wannan shi ne saboda gaskiyar cewa a nan akwai tsaye da kuma a kwance Halo. A wuraren da suka ratsa rãnã iya bayyana ƙarya. Wannan shi ne musamman idan da rana ne kusa da sararin sama, a lokacin da a tsaye da'irar, mu ka daina ganin.

Mock rana - shi ne ma wani Tantancewar sabon abu, a irin Halo. Yana bayyana saboda kankara lu'ulu'u da shida bangarorin da ciwon siffar kama wani ƙusa. Irin wannan lu'ulu'u soar a cikin yanayi a tsaye shugabanci, haske ne refracted a gefe su fuskoki.

Za a iya kafa, da kuma na uku, "rana", idan a kan gaskiya rãnã da aka gani kawai surface ɓangare na da'irar na Halo. Yana iya zama wani baka kashi ko wani haske tabo m siffofi. Wani lokaci ƙarya rana ne don haka mai haske cewa su ba za a iya bambanta daga real rana.

bakan gizo

Yana da wani yanayi na gani sabon abu a cikin hanyar da bai cika da'irar da launi daban-daban.

Addinai na tsufa ĩmãni Rainbow Bridge daga sama zuwa ga kasa. Aristotle yi imani da cewa bakan gizo bayyana saboda da tunani na hasken rana saukad. Mene ne wani Tantancewar sabon abu ne har yanzu iya haka m wani mutum, kamar yadda shi ya sa wani bakan gizo?

A XVII karni, Descartes nazarin yanayi na bakan gizo. Daga baya, Newton yi gwaje-gwajen da haske da kuma taimaka ka'idar Descartes, amma ba ya iya fahimtar samuwar dama Rainbows, su rashin mutum launuka.

Cikakken bakan gizo ka'idar da aka gabatar a cikin XIX karni falakin Ingila D. Erie. Wannan ya gudanar ya bayyana duk da matakai na bakan gizo. Ka'idarsa aka yarda a kwanakin nan namu.

Rainbow bayyana lokacin da hasken rana hits da labulen ruwan sama da ruwa a yankin na sama, da feedback daga rana. Rainbow Center is located a baya gefen rana, wato, shi ne ba a bayyane ga mutum ido. The baka na bakan gizo - shi ne wani ɓangare na wani da'irar a kusa da wannan tsakiyar batu.

A launuka a cikin bakan gizo an sanya shi a cikin wani tsari. Shi ne m. Red - to saman, da shunayya - a kan kasa. Tsakanin su, da launuka ne a m jeri. Bakan gizo ba shi da dukan data kasance launuka. A predominance na kore launi nuna miƙa mulki ga m weather.

Aurora polaris

Wannan haske a cikin sama Magnetic yadudduka da yanayi saboda tsangwama da hasken rana da iska kwayoyin zarra da abubuwa. Yawancin lokaci haskaka da kore, ko blue inuwõyinta suna kusa, tare da bangaye na ruwan hoda da kuma ja. Su iya yi cikin nau'i na kaset ko aibobi. Su da zangarniya ake sau da yawa tare da m sautuna.

ƙũra

Simple ƙũra mai cuta saba wa wani mutum. Alal misali, yayin da tuki a kan kwalta mai tsanani ƙũra wakilta a matsayin ruwa surface. Yana babu daya ba abin mamaki ba. Mene ne wani Tantancewar sabon abu ya bayyana bayyanar wanzu .Saboda? Bari mu yi nazarin wannan batu a cikin mafi daki-daki.

Mirage - Tantancewar ne wani jiki sabon abu a cikin yanayi, a cikin abin da ido gani abubuwa da aka boye daga view karkashin al'ada yanayi. Wannan shi ne saboda da refraction na haske katako gudãna ta hanyar iska yadudduka. Abubuwan da cewa su ne a wani babba nesa, ta haka ne za su iya tashi ko fada dangi zuwa ta gaskiya wuri, kuma za a iya gurbata da saya m siffar.

Brocken specter

Wannan sabon abu, a cikin abin da a faɗuwar rana, ko kuma fitowar rana hasken rana inuwa da wani mutum wanda shi ne a kan wani tsauni zama m sikelin, kamar yadda da dama a kan girgije a kusanci. Wannan shi ne saboda da tunani da kuma refraction haske haskoki ruwa droplets a m yanayi. The sabon abu da aka mai suna bayan daya daga cikin duwatsu na Jamus Harz Mountains.

St. Elmo ta wuta

Wannan luminous goga blue ko Violet launi a kan masts jiragen ruwa na cikin teku. Da fitilu na iya bayyana a cikin duwatsu tsaunuka, a kan gine-gine na da ban sha'awa tsawo. Wannan sabon abu ne saboda lantarki sallama a iyakar da conductors saboda gaskiyar cewa lantarki tashin hankali ƙaruwa.

Wadannan ana tattauna shi a cikin aji 8 aji na gani effects. Magana game Tantancewar na'urorin.

Design kimiyyan gani da hasken wuta

Tantancewar na'urorin aka dauke su na'urorin cewa maida haske radiation. Yawancin wadannan na'urorin aiki a bayyane haske.

All Tantancewar na'urorin za a iya raba iri biyu:

  1. Na'urorin da siffar ne a kan allo. Yana da kyamarori, movie kyamarori, projectors.
  2. Na'urorin da cewa sadarwa tare da mutum ido, amma ba samar da hotunan a kan allo. Wannan girmamãwa gilashi, madubin, kawo nesa kusa. Wadannan na'urori suna dauke su gani.

Kamara - wannan opto-inji na'urar amfani kafin su sami abu image a kan film. The zane na kamara ya hada da wani ruwan tabarau na kamara da kuma kafa wani ruwan tabarau. Da ruwan tabarau na samar da wani inverted rage image na wani abu kama a wani fim. Wannan shi ne saboda da mataki na haske.

Hoton ganuwa a farko, amma godiya ga developer bayani zama a bayyane. Wannan hoton da aka kira a matsayin korau, shi mai haske yankunan bayyana duhu da kuma mataimakin versa. Tare da rashinta yi kyau a kan photosensitive takarda. Tare da enlarger image ƙaruwa.

Magnifier - mai ruwan tabarau ko ruwan tabarau tsarin tsara domin ya fi girma abubuwa a cikin tsari na Viewing. Lupu tana wurinta dab da ido, sama da nesa a wadda batun da aka gani a fili. Da yin amfani da gilashin ƙara girman siffar dogara ne a kan karuwa a kwana na view daga wanda batun da ake gani.

Don samun karin kusurwa magnification, ta amfani da hange. A wannan na'urar, da karuwa ne saboda da batutuwa da wani Tantancewar tsarin kunshi wani ruwan tabarau da kuma eyepiece. Na farko, da kwana na view da ruwan tabarau qara, sa'an nan - eyepiece.

Saboda haka, za mu dubi cikin muhimman Tantancewar mamaki da kuma na'urori, da kuma da dama siffofin.

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