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Plaken_ika

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plaka tektonikoen higitze mekanismoa adierazpena. Egin klik aurrera jotzeko. ... magnetic stripes on the sea floor, incontrovertible proof that the sea floor is ... – PowerPoint PPT presentation

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Title: Plaken_ika


1
HONDO OZEANIKOAREN ZABALKUNTZA
"an essay in geopoetry." by Princeton professor
Harry Hesse (1906 -1969)
1940 - 1950 tartean Bere ondorioak 1960
plaka tektonikoen higitze mekanismoa
adierazpena
2
Hess-en geroko zehaztapenak
Glomar Challenger itsasontzi zientifikoa hondo
ozeanikoa ikerketan.
  • They determined
  • - the ages of sea-floor rocks
  • Produced
  • Images of ocean-floor features
  • Located
  • underwater earthquakes
  • and most importantly
  • Identified
  • magnetic stripes on the sea floor,
    incontrovertible proof that the sea floor is
    constantly spreading.

Glomar Challenger, itsasontzia
3
HONDO OZEANIKOAREN ZABALKUNTZA FROGAK
4
PALEOGEOMAGNETISMOA
1963, Fred Vine, Drummond Matthews, and others
hondo ozeanikoan
5
PALEOGEOMAGNETISMOA
Kontinenteko Basalto koladetan erupzio bolkaniko
batean
6
PALEOGEOMAGNETISMOA
7
Paleogeomagnetismoa hondo ozeanikoan
8
Hondo ozeanikoaren harrien adina
9
Hondo ozeanikoaren harrien adina
10
OZEANO HONDOAREN ERAKETA
11
SEDIMENTUEN POTENTZIA OZEANOAN
12
PUNTU BEROAK
13
Puntu beroak
Guiotak eta uharteen desplazamendua
Haway irlen adinak
14
FLUXU TERMIKOA HONDO OZEANIKOAN
Fluxu termikoaren jaitsiera dortsal batetik
urruntzean
15
Puntu beroen banaketa
16
Puntu beroak Islandia
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