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Difference between revisions of "Ji̍t-thâu"
→Gián-kiù ê le̍k-sú
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Kap kî-tha chú hē-lia̍t chheⁿ sio-kâng, ji̍t-thâu tùi [[jia̍t-hu̍t iông-ha̍p]] (''thermonuclear fusion'') hoán-èng tit tio̍h i phong-phài ê [[la̍t-thâu]]. Chit hō hoán-ēng koan-sia̍p tio̍h kā [[chúi-sò͘]] choán chò [[he-lí-ùm]] (''helium'') kiam pa̍t khoán khah tāng ê hu̍t-chú ê kòe-têng. Keng-kòe [[pàng-jia̍t iông-ha̍p hoán-èng]], [[kng-lia̍p]] (''photon'') tùi Ji̍t-thâu ê sim hiòng gōa pàng chhut, sim ê gōa-ûi sī [[hòng-siā khu]] (''radiative zone''), koh lâi sī [[tùi-liû-pau]] (''convective envelope''), [[kng-khoan]] (''photosphere''), [[sek-khoan]] (''chromosphere''), siōng gōa chân sī [[kho-ló͘-nah]] (''corona''). | Kap kî-tha chú hē-lia̍t chheⁿ sio-kâng, ji̍t-thâu tùi [[jia̍t-hu̍t iông-ha̍p]] (''thermonuclear fusion'') hoán-èng tit tio̍h i phong-phài ê [[la̍t-thâu]]. Chit hō hoán-ēng koan-sia̍p tio̍h kā [[chúi-sò͘]] choán chò [[he-lí-ùm]] (''helium'') kiam pa̍t khoán khah tāng ê hu̍t-chú ê kòe-têng. Keng-kòe [[pàng-jia̍t iông-ha̍p hoán-èng]], [[kng-lia̍p]] (''photon'') tùi Ji̍t-thâu ê sim hiòng gōa pàng chhut, sim ê gōa-ûi sī [[hòng-siā khu]] (''radiative zone''), koh lâi sī [[tùi-liû-pau]] (''convective envelope''), [[kng-khoan]] (''photosphere''), [[sek-khoan]] (''chromosphere''), siōng gōa chân sī [[kho-ló͘-nah]] (''corona''). | ||
== | == Ha̍k-būn ê iân-kek == | ||
Chēng thài-kó͘ sî-tāi ê thian-bûn-ka tiō pat khòaⁿ tio̍h [[ji̍t-thâu-pan]] (''sunspot''); chóng-sī kàu 17 sè-kí, chiah ū lâng tùi chit-ê sèng-chit chò hē-thóng-sèng ê gián-kiù. [[I-tá-lí-ah]] ê [[Galileo Galilei]] kap Tek-kok ê Christoph Scheiner sī tāi-seng ēng tiàu-kiàⁿ khòaⁿ ji̍t-thâu-pan ê ha̍k-chiá. 1670 nî-tāi, Eng-kok ê [[John Flamsteed]] kap Hoat-kok ê [[Gian Domenico Cassini]] pat kè-sǹg Ji̍t-thâu lī tē lōa hn̄g. Koh lâi [[Isaac Newton]] tī i hoat-tián ê he̍k-chheⁿ hē-thóng tang-tiong kā Ji̍t siat chò sī khip-ín-le̍k ê tiong-sim. | Chēng thài-kó͘ sî-tāi ê thian-bûn-ka tiō pat khòaⁿ tio̍h [[ji̍t-thâu-pan]] (''sunspot''); chóng-sī kàu 17 sè-kí, chiah ū lâng tùi chit-ê sèng-chit chò hē-thóng-sèng ê gián-kiù. [[I-tá-lí-ah]] ê [[Galileo Galilei]] kap Tek-kok ê Christoph Scheiner sī tāi-seng ēng tiàu-kiàⁿ khòaⁿ ji̍t-thâu-pan ê ha̍k-chiá. 1670 nî-tāi, Eng-kok ê [[John Flamsteed]] kap Hoat-kok ê [[Gian Domenico Cassini]] pat kè-sǹg Ji̍t-thâu lī tē lōa hn̄g. Koh lâi [[Isaac Newton]] tī i hoat-tián ê he̍k-chheⁿ hē-thóng tang-tiong kā Ji̍t siat chò sī khip-ín-le̍k ê tiong-sim. | ||