Want to know:
lithosphère océanique peut subir des fracturations -)formation de failles normales parallèles --)s'incurvent jusqu'au manteau (failles listriques )---)favorise la mise en place de blocs----)s'effondrent et basculent au fur à mesure de l'expansion = phase de rift continentale fossé d'effondrement bordé de blocs basculés --) amincissement de la croûte et l'exhumation du manteau---) roche mantellique , hydraté et décompressé , subit fusion partielle de la croute continentale et de la croute océanique =Accrétion océanique Bordures des océans = marges passives-) zone de transition entre la croute continentale et croute océanique Sédiments se déposent --) enregistre l'activité tectonique , l'enfoncement progressif et l'expansion de l'océan1) sédiments issus de l'érosion des flancs du rift et des éclogites 2)sédiments d'eau (calcaires , argilites ...)Sédiment avant l'effondrement : sédiment ante rift
Get a detailed, AI-powered explanation for this question and thousands more on StudyFetch.
Get the Answer for FreeHow StudyFetch Helps You Master This Topic
AI-Powered Answers
Get instant, detailed explanations powered by AI that understands your course material.
Deep Understanding
Go beyond surface-level answers with step-by-step breakdowns and examples.
Personalized Learning
Spark.E adapts to your learning style and helps you connect ideas.
Practice & Test
Turn any question into flashcards, quizzes, and practice tests to solidify your knowledge.
Explore More Questions
- رَبَّنَا لَا تُزِغْ قُلُوبَنَا بَعْدَ إِذْ هَدَيْتَنَا وَهَبْ لَنَا مِن لَّدُنكَ رَحْمَةً ۚ إِنَّكَ أَنتَ ـــــــــــــــــ / the Bestower, the Giver of all bounties
- All the following are true of the Second Great Awakening except that ita.) resulted in the conversion of countless souls.b.) encouraged a variety of humanitarian reforms.c.) strengthened democratic denominations like the Baptists and Methodists.d.) was not as large, democratic, or influential in terms of social reform as the First Great Awakening.
- 1. 개간비 보상(1) 개간비용(개간 후 토지의 1/3)(2) 개간비 한도액(개간 후 토지 - 개간 전 토지)(3) 개간비 보상액2. 개간지 보상개간 후 토지 - 개간비 보상액