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Earthquake_TM
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m425
April 21, 2019
Science
0
100
Earthquake_TM
地震について調べた結果をまとめてみました
プレート運動と地震が起きる場所
地震を引き起こす歪みエネルギーと地殻の硬さ
巨大地震で津波が起きる仕組み
その他
m425
April 21, 2019
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Transcript
ʹ͍ͭͯ T. M. ࣗ༝ൃද 2019.4.21
༰ ʹ͍ͭͯௐͨ݁ՌΛ·ͱΊͯΈ·ͨ͠ w ϓϨʔτӡಈͱ͕ى͖Δॴ w ΛҾ͖ى͜͢ΈΤωϧΪʔͱ֪ͷߗ͞ w ڊେͰ͕ى͖ΔΈ w ͦͷଞ
Ͳ͜Ͱى͖͍ͯΔ͔ 1.ւ༸ϓϨʔτ͕Έ ࠐΜͰ͍Δͱ͜Ζ 2.தԝւྮ 3.େߔଳ 4.׆ಈதͷࢁଳ http://www.isc.ac.uk/ehbbulletin/ international seimological center
ͷαΠτΑΓ ຊۙͰΈࠐΉւ༸ϓϨʔτ ͕͋Δ͍ؒతʹΛ Ҿ͖ى͍ͯ͜͠Δͱߟ͑ΒΕΔ
Ͳ͜Ͱى͖͍ͯΔ͔ 1. ւ༸ϓϨʔτͱଆͷϓϨʔτͷڥք 2. ͷઙ͍ͱ͜Ζʢ͍͍ͩͨ̎̌kmΑΓઙ͍ʣ 3. ւ༸ϓϨʔτͱεϥϒͷ෦ Έ͕େ͖͘ͳΓ͗ͯ͢մ͕ഁյ͞Εஅ͕Ͱ͖͕ͯى͖Δ
ؠੴͱΈΤωϧΪʔ ؠੴΰϜ͜ΜʹΌ͘ͱಉ͘͡ੑମͰ͋Δ ྗ͕ՃΘΕมܗ͠ΈΤωϧΪʔ͕ͨ·Δ ɹ ؠੴߗͯ͘੬͍͕ɺԼਂ͘ͷߴѹྗԼͰڧ͕૿͢ʢޙड़ʣ
ࡐྉ͕ഁஅ͢ΔલͷΈ มҐ ͱԠྗͷؔ ֪ͷؠੴ͕େ͖ͳΈͱԠྗͷͨΊഁյ͞ΕΔ͜ͱͰى͖Δݱ ؠੴͷԠྗΈۂઢ http://rock-jsce.org/slope/html/sec07/index.html
Λى͜͢ ΈΤωϧΪʔʹ͍ͭͯ https://www.slideserve.com/angeni/1-1-1-2-1-3-1-4-1-5-1-6-1-7-1-8-fem-1-9 ΈͷΤωϧΪʔΈςϯιϧ ֊ ͱ ੑఆςϯιϧ ֊ ͔ΒܭࢉͰ͖Δ ࣍ࣜ୯Ґମੵ͋ͨΓͷΈΤωϧΪʔ
ΛҾ͖ى͜͢ΤωϧΪʔ̎࣍ݩͷஅ໘Ͱͳ͘ɺ ͦͷपғͷؠੴʢ̏࣍ݩʣʹΈͱͯ͑͠ΒΕ͍ͯΔ Ͱςϯιϧ͍͔͜͠ΒόωͰߟ͑·͠ΐ͏
όωͱΈΤωϧΪʔͷେ͖͞ ฒྻόωڧ͍όωʹɺྻόωऑ͍όωʹେ͖ͳΤωϧΪʔ͕ͨ·Δ ΤωϧΪʔͷൺ ྻόωͰྗLY͕ҰఆʹͳΓɺมҐ͕େ͖͍ऑ͍όωʹେ͖ͳΤωϧΪʔ͕ͨ·Δ Ұఆ
ਂ͞ͱ֪ͷڧͷؔ ѹྗ͕͔͔͍ͬͯͳ͍ͱͣΒ͍͕͢͠ ѹྗ͕͔͔ΔͱͣΒ͠ʹ͘͘ͳΔ ԹΊͨνϣίϨʔτॊΒ͔͘ͳΔ ѹྗͱԹ ͦͷଞ ͰϓϨʔτͷڧܾ͞·Δ ͜͜Ͱ۠ผ͍ͯ͠ͳ͍͕ຊདྷʮΏ͕Έʹ͘͞ʯͱʮյΕʹ͘͞ʯผ ߴԹͷ߹Ԡྗ؇ؔ͢Δ
ւ༸ͱେͷϓϨʔτڧ ւ༸ϓϨʔτɹɹɹɹɹɹɹɹɹେϓϨʔτ ʰHMPCBMUFDUPOJDTʱ1IJMJQ,FBSFZFUBMΑΓ ւ༸ϓϨʔτͷϓϨʔτΑΓܻ̍΄Ͳڧ͕େ͖͍
ͱϚϯτϧΤοδ ϓϨʔτεϥϒͷߗ͍෦Ͱى͖Δ ΈࠐΉϓϨʔτͷ্ͷ͘͞ͼܗͷ෦ ʢϚϯτϧΣοδʣԹ͕ߴ͘ ॊΒ͔͍ͷͰى͖ʹ͍͘ http://slideplayer.com/slide/3544253/12/
ւ༸ϓϨʔτͱͷϓϨʔτͷ ڥքͰى͜Δ https://s.n-kishou.co.jp/w/bosai/study/saigai_eq.html
ͱϓϨʔτͷڧ ຊւͰ͕গͳ͍͕ɺ ߗ͍ଠฏ༸ϓϨʔτͱຊւʹ ڬ·Εͨ෦͕ଟ͍ ຊւɹɹ෦ɹɹଠฏ༸ϓϨʔτ ྻόωͰऑ͍όω͕ಈ͖͍͢ ·ͨɺΑΓΤωϧΪʔ͕ͨ·Δ
ΈࠐΉւ༸ϓϨʔτͳͥۂ͕Δͷ͔ ͷ൘༰қʹۂ͕Βͳ͍ͷʹɺ ߗ͍ϓϨʔτͳͥۂ͕Δͷ͔ ɹ ෦Ͱഁյ͕ى͖ζϨ͕ੜͯ͡ ۂ͕͍ͬͯΔͱߟ͑ΒΕΔ εϥϒ ް͍ࣙॻϖʔδͷؒͰͣΕΔ͜ͱ͕
Ͱ͖Δ͔Β༰қʹۂ͕Δ ڕιʔηʔδ http://www.hinet.bosai.go.jp/about_earthquake/sec5.2.html
ʹى͖ͨେࡕ෦ͱւಓৼ౦෦ ࡂՊֶٕज़ݚڀॴͷϗʔϜϖʔδΑΓ
౦ຊେࡂ ౦ํଠฏ༸ԭ wikipedia ӳޠ൛ Ϛάχνϡʔυ .Xɺ.K ݯҬ ೆLNɺ౦LN
8JLJQFEJBΑΓ ւ༸ϓϨʔτͱͷϓϨʔτͷڥք͕ ͍ൣғͰഁյ͞Εͨ
౦ํଠฏ༸ԭ ௨ৗͷͰݟΒΕͳ͍ େ͖ͳ֪มಈ ଠฏ༸ϓϨʔτͱຊւʹ ڬ·Εͯѹॖ͞Ε͍ͯͨ ෦ͷΈ͕ղ์͞Εͨ ෦ͷ͍ൣғͰΈ͕ղ์ ͞Εͨͷɺ͍༳ΕͷҰҼͰ ͋Ζ͏ http://www.gp.tohoku.ac.jp/research/researchA.html
͍ݯҬͷͨΊ ւଆͱଆͷϓϨʔτ ڥք͕େ͖͘ζϨͨ େ͖ͳζϨ͕ւఈ ·Ͱୡͨͨ͠Ίɺ ւ໘্͕͕࣋ͪΓ େΛҾ͖ى͜ ͨ͠ https://www.nikkei.com/article/DGXNASDG1902V_Z10C11A5CR8000/ ౦େҪग़।ڭतܦ৽ฉͷهࣄΑΓ
౦ํଠฏ༸ԭൃੜͷϝΧχζϜ
͍ݯҬͷͨΊ ւଆͱଆͷϓϨʔτ ڥքશҬ͕ζϨͨ େ͖ͳζϨ͕ւఈ ·Ͱୡͨͨ͠Ίɺ ւ໘্͕͕࣋ͪΓ େΛҾ͖ى͜ ͨ͠ ʰֆͰΘ͔ΔͷՊֶʱҪग़ ౦ํଠฏ༸ԭൃੜͷϝΧχζϜ
ʮ༳ΕʯΑΓʮζϨʯ ɹ͕ڊେΛى͜͢ ɹ͍༳Εͷ࣌େ͖ͳζϨ
౦ํଠฏ༸ԭ https://www.mhlw.go.jp/topics/bukyoku/kenkou/suido/tantousya/dl/s01.pdf ͍༳Ε͕େ͖ͳಛ ͍༳Εͷલ৮Εʁ
ೆւɾ౦ೆւ http://www.bousai.go.jp/jishin/nankai/model/1/pdf/2.pdf ֳࡂใͷϖʔδΑΓ ࠷େͰϝʔτϧ N ͷ͕ऻ͍ɺ ࠷ѱͷ߹ɺࢮऀສਓ ʢ༗ࣝऀձ͕ٞൃදͨ͠ඃఆʣ ໌Ԡ
.Ґʁ
তೆւɾত౦ೆւ XJLJQFEJBΑΓ ྆ํͱ໊Ҏ্ͷඃ
ๅӬ(1707)ͷߴ͞ ࠃަ௨লͷαΠτΑΓ http://www.skr.mlit.go.jp/bosai/bosai/tounannkai/kisochishiki/damage/01damage_history.html ͷ໌Ԡͷ͓ͦΒ͘͜ΕΑΓେ͖͔ͬͨɹ ʹΑΔ̐̌N্ۙ͘͢Δ߹͕͋Δ
ைࣚҐ૬ຖͷपͷൃੜ ླྀٿւߔʢೆॾౡւߔʣ http://seis.sci.u-ryukyu.ac.jp/index.php/lab_info/info_nakamura_research/ tidalresponse_ryukyutrench2017/ ை͕ࣚͷൃੜʹӨڹΛ༩͑Δ
ɹைࣚͱͷൃੜසʹ૬͕ؔ͋Δ͔ ΛҾ͖ى͜͢ͻͣΈϓϨʔτͷҠಈͳͲʹͬͯ࣌ؒͱͱʹ૿େ͢Δ ʰֆͰΘ͔ΔͷՊֶʱҪग़ ෩ͳͲͷؾѹ ࠷ޙͷҰԡ͠ ʹͳΓಘΔ͔
·ͱΊ ͷى͖Δॴ ͷϝΧχζϜɹΈΤωϧΪʔͱϓϨʔτͷڧ͞ ౦ຊେࡂͷͷϝΧχζϜ • ͍༳Εͷલ৮Ε ͔ ೆւɾ౦ೆւͱ • ଠฏ༸ଆͰւൈ10mҎԼͷॴಛʹةݥ
• ॴʹΑͬͯ40m͍ۙḪ্͋ΓಘΔʁ ༧ͷՄೳੑ → શͳ༧͍͕͠ ɽɽɽ • bͷݮগ (GRଇͷ͖) • ిిࢠσʔλͷมಈ (GPSిʹΑΔܭଌɺڊେͷेલ͔Β)
ೋॏਂൃ໘ IUUQTTPVSDFXVTUMFEVXQDPOUFOUVQMPBETXBUFSDZDMFQOH ਫԠ͕ݪҼʁ
ΈࠐΉεϥϒͷԹͱΈ εϥϒ෦ͷΈͱߗ͕͋͞Δ݅Λຬͨ͢ͱ͜Ζ͕ݯʹͳΔ ͦΕͰೋॏͷ໘͕Ͱ͖ΔͷͰʁ