Gịnị mere kpakpando na-enwu: physics ma ọ bụ onwu?

Stars na-adịghị egosipụta ìhè dị ka ime na mbara ala na ha Satellites, na radiate ya. Na were were na nọgidere. A na-egbu maramara anya na Earth, ikekwe mere site ọnụnọ nke a dịgasị iche iche nke Micro-ahụ na mbara, nke, na-ada na ìhè doo na-etre ya.

Na-egbuke egbuke kpakpando na okwu nke earthlings

N'ụlọ akwụkwọ m si mara na Sun - bụ a kpakpando. Na mbara ụwa anyị - ọ bụ na-egbuke egbuke kpakpando, na site ụkpụrụ nke eluigwe na ala - a obere obere karịa nkezi, na size na ihie. A nnukwu ọnụ ọgụgụ nke kpakpando buru ibu karịa Sun, ma dị nnọọ obere.

Star grading

Share eluigwe malitere kasị ochie Greek-enyocha mbara igwe. Okwu ahụ bụ "uru" na mgbe ahụ, ma ugbu a, nwere a pụtara ìhè nke kpakpando na-egbukepụ egbukepụ kama ya n'ụzọ nkịtị uru.

Dị iche iche kpakpando na radieshon n'ogologo. On ụdịdị dị iche iche nke mmiri na ebili mmiri, na ọ bụ n'ezie iche iche, enyocha mbara igwe nwere ike na-agwa anyị banyere chemical mejupụtara nke ahu okpomọkụ na ọbụna ehichapụ.

ọkà mmụta sayensị na-arụ ụka

Ihe karịrị afọ iri gara arụmụka na nke nke "mere kpakpando enwu gbaa." The nkịtị na uche bụ ka ọ dịghị. Ike kwere ọbụna a nuclear physics na-ewere ọnọdụ na stellar ahụ mmeghachi omume nwere ike hapụ a nnukwu ego nke ike, na-akwụsị.

The nsogbu nke nuclear anọ na-eme na kpakpando, ndị ọkà mmụta sayensị ahụ a nnọọ ogologo oge. -Enyocha mbara igwe, physics, chemists nwere nwara iji chọpụta ihe na-enye ịrị elu nke mgbawa nke okpomọkụ nke na-esonyere na-egbuke egbuke ìhè.

Chemists kwere na ìhè nke dị anya kpakpando - bụ ndị na-esi nke exothermic mmeghachi omume. Ọ rụchara ejection nke bukwanu okpomọkụ. Physics na-ekwu na ihe ahu nke kpakpando nwere ike ghara ẹkenịmde chemical Jeremaya mere. N'ihi na onye ọ bụla nke ha bụ gaghị enwe ike ịga n'akwụsịghị akwụsị ruo ọtụtụ ijeri afọ.

Azịza nke ajụjụ bụ "mere ka kpakpando na-enwu" bụ obere nso mgbe ọ chọpụtara nke oge table nke ọcha. Ugbu a a kpam kpam ụzọ ọhụrụ malitere-atụle a chemical mmeghachi omume. The nwere e nwetara ọhụrụ redioaktivu ọcha, na ozizi nke redioaktivu ire ere na-aghọ a version nọmba otu na-adịghị agwụ agwụ arụmụka banyere na-egbukepụ egbukepụ nke kpakpando.

oge a na amụma

Anya kpakpando ìhè nyere "na-ehi ụra" Svante Arrhenius - Swedish ọkà mmụta sayensị. Ná mmalite nke narị afọ gara aga, o mere echiche nke okpomọkụ radieshon kpakpando, ebe mepụtara echiche nke electrolytic dissociation. Ọ gụnyere ndị na-esonụ. Isi ike isi iyi na ahu nke kpakpando - hydrogen atọm, mgbe niile aka na chemical Jeremaya mere na onye ọ bụla ọzọ na-etolite helium, nke bụ ihe arọ karịa ya ụzọ. akakabarede usoro ndị ruru akwa njupụta nke gas mgbali, na anụ nghọta anyị okpomọkụ (15,000 000̊S).

Amụma relished ọtụtụ ndị ọkà mmụta sayensị. Ọgwụgwụ doro anya: kpakpando na mbara igwe n'abalị ìhè, n'ihi na anọ na mmeghachi omume na-adị na wepụtara n'otu oge ume bụ karịa ezuru. Ọ na-bịara doo anya na onyinye nke hydrogen nwere ike ịga na-abụghị na-akwụsị ọtụtụ ijeri afọ na a n'usoro.

Ya mere, gịnị na-kpakpando na-enwu? The ike nke na-na-wepụtara na ntọala na-agafere banye ná mpụta shei nke gas na anyị Visible radieshon. Taa, ndị ọkà mmụta sayensị bụ ndị mara mma n'aka na "ụzọ" nke okporo osisi si na isi ka shei-ewe ihe karịrị otu narị puku afọ. Na Earth ìhè kpakpando bụkwa ezuwo. Ọ bụrụ na ndị radieshon anyanwụ na-erute n'ụwa na asatọ nkeji, ndị ayama kpakpando - Proxima Centauri - fọrọ nke nta ka afọ ise, na ike nke ìhè nwere ike ịga ruo ọtụtụ iri afọ na narị afọ.

Ọzọ "ya mere"

Mere kpakpando emit ìhè doro anya ugbu a. Gịnị mere na ọ flickers? Na-egbukepụ egbukepụ na-abịa site na kpakpando, n'ezie ire ụtọ. Nke a bụ n'ihi na ike ndọda nke na-adọta ndị kpakpando chụpụrụ gas azụ. N'otu ntabi kpakpando - ụdị njehie. The mmadụ anya na-ahụ a kpakpando ole na ole n'ígwé nke ikuku na bụ na mgbe niile na-efegharị. Starlight agafe site ndị a n'ígwé, o yiri ịpụ.

Ebe ọ bụ na ikuku bụ mgbe niile na-akpụ akpụ, na-ekpo ọkụ na oyi na-atụ ntụ iyi, na-agafe n'okpuru onye ọ bụla ọzọ na-etolite a vortex. Nke a na-eduga ná a distortion nke ìhè doo ya. The ìhè kpakpando, kwa, na-agbanwe agbanwe. Ihe mere maka mkpumkpu kasịnụ eru anyị doo ya. Eme onwe ya a kpakpando ụkpụrụ. Nke a ị ga si na onu inyịme na ikuku, e.g., ifufe gusts.

multicolored kpakpando

Na cloudless weather na mbara igwe n'abalị-amasị anya na-enwu gbaa multicolored. Doro anya oroma agba na kpakpando Aldebaran na Arcturus, ma Antares na Betelgeuse - icha mmirimmiri red. Sirius na Vega, a ụyọkọ Milky acha ọcha na agba, na-acha anụnụ anụnụ tint - Regulus na Spica. Famous Refeyim - Alpha Centauri na Capella - kemmiri odo.

Gịnị mere kpakpando na-enwu na ụzọ dị iche iche? Star agba na-adabere na ya esịtidem okpomọkụ. Ọtụtụ "mma" - red. On ha n'elu naanị 4 000̊S. White na-acha anụnụ anụnụ na kpakpando na n'elu kpo oku ruo 30 000̊S - atụle ga-kacha ekpo ọkụ ugbu.

Mbara igwe na-ekwu na n'ezie kpakpando ìhè evenly na gbaa, na ha dị nnọọ wink earthlings ...