POTRESI IN VULKANI Flashcards

1
Q

naštej plasti zemlje

A

površje, > skorja, > zgornji plašč, > plašč, > zunanje jedro, > notranje jedro

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2
Q

zakaj nastanejo potresi

A

zaradi premikanja Zemeljskih plošč

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3
Q

potres je…

A

nenadno in silovito tresenje tal

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4
Q

naprave s katerimi seizmologi merijo tresenje Zemljinega površja

A

seizmograf

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5
Q

središče potresa pod Zemljinim površjem, iz kjer se širijo potresni sunki

A

hipocenter

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6
Q

točka na Zemljinem površju kjer so sunki najmočnejši

A

epicenter

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7
Q

kateri del Evrope je potresno nevaren

A

Južni del

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8
Q

kako nastane vulkan

A

ko raztopljene kamnine zaradi velikih pritiskov izbruhnejo na Zemljino površje

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9
Q

kje nastanejo potresi

A

ob razpokah ali prelomih na Zemljini skorji

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10
Q

delujoči vulkani v J Evropi

A

Etna, Stromboli, Vezuv, Santorino, Vulcano (na Islandiji)

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11
Q

naštej dele vulkana

A

vulkanski pepel, < lava, < glavno žrelo, < stransko žrelo, < magma

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