"Tiān-chû-pho" pán-pún chi-kan bô-kāng--ê tē-hng
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~ Luuva sóa Tiān-chû hok-siā chit ia̍h khì Tiān-chû hòng-siā |
無編輯摘要 |
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[[File:Light-wave.png|thumb|350px|Tiān-chû-pho ê khài-liām-tô͘, tī tô͘--nih, ùi tò-pêng thoân kaù chiàⁿ-pêng.]] |
[[File:Light-wave.png|thumb|350px|Tiān-chû-pho ê khài-liām-tô͘, tī tô͘--nih, ùi tò-pêng thoân kaù chiàⁿ-pêng.]] |
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'''Tiān-chû- |
'''Tiān-chû hòng-siā''' (* hok-siā; [[Eng-gí]]: electromagnetic radiation) sī ū [[tiān-tiûⁿ]] (electric field) ham [[chû-tiûⁿ]] (magnetic field) tī khong-kan thoân-pò ê 1 chióng [[pho]]. Tiān-chû-pho mā hō chò '''tiān-chû pho''' (''electromagnetic wave''); lán pêng-sò͘ kóng ê '''[[kng]]''', khêng-si̍t tō sī tiān-chû-pho. [[Tiān-tiûⁿ]] ham [[chû-tiûⁿ]] chiâⁿ-chò 90° teh [[hàiⁿ-tāng]] (oscillate), kap thoân-pò ê hong-hiòng mā lóng sio khiā-ti̍t. |
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Tiān-chû-pho ū [[lêng-liōng]] ham [[ūn-tōng-liōng]], ē-tàng thoân hō͘ tú--tio̍h ê [[bu̍t-chit]]. |
Tiān-chû-pho ū [[lêng-liōng]] ham [[ūn-tōng-liōng]], ē-tàng thoân hō͘ tú--tio̍h ê [[bu̍t-chit]]. |
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2016-nî 12-goe̍h 23-ji̍t (pài-gō·) 16:04 ê siu-tēng-pún
Tiān-chû hòng-siā (* hok-siā; Eng-gí: electromagnetic radiation) sī ū tiān-tiûⁿ (electric field) ham chû-tiûⁿ (magnetic field) tī khong-kan thoân-pò ê 1 chióng pho. Tiān-chû-pho mā hō chò tiān-chû pho (electromagnetic wave); lán pêng-sò͘ kóng ê kng, khêng-si̍t tō sī tiān-chû-pho. Tiān-tiûⁿ ham chû-tiûⁿ chiâⁿ-chò 90° teh hàiⁿ-tāng (oscillate), kap thoân-pò ê hong-hiòng mā lóng sio khiā-ti̍t.
Tiān-chû-pho ū lêng-liōng ham ūn-tōng-liōng, ē-tàng thoân hō͘ tú--tio̍h ê bu̍t-chit.
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