summary of key ideas Middle: Continental Break up/fit Mountain ridges – Geological Fossil records – biological Fossil forests – biological Living species – biological climate Conclusion: brief summary of key ideas & evidence go back to answer question whether some evidence is stronger link continental drift to plate tectonics & modern day Paragraphs: start with topic sentence ends with summary sentence – links back to question Middle – what? Where? Why? How & examples The continental drift theory
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a large number of earthquakes and volcanic eruptions occur in the basin of the Pacific Ocean. In a 40‚000 km (25‚000 mi) horseshoe shape‚ it is associated with a nearly continuous series of oceanic trenches‚ volcanic arcs‚ andvolcanic belts and/or plate movements. The Ring of Fire has 452 volcanoes and is home to over 75% of the world’s active and dormant volcanoes.[1] It is sometimes called the circum-Pacific belt or the circum-Pacific seismic belt. About 90%[2] of the world’s earthquakes and 81%[3] of
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How does tectonic plate movement create ocean basins‚ midocean ridges‚ and volcanoes? Tectonic plate’s movement creates ocean basins‚ mid-ocean ridges‚ through collision. Colliding plates push sedimentary materials into an uplifted mass of rock that contains numerous folds and faults. The Earth has undergone a number of mountain building periods. The process of creation is first by the accumulation of sediments then the tectonic collision causes rock deformation and
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called volcanology. Divergent plate boundaries: At the mid-oceanic ridges‚ two tectonic plates diverge from one another. New oceanic crust is being formed by hot molten rock slowly cooling and solidifying. The crust is very thin at mid-oceanic ridges due to the pull of the tectonic plates. The release of pressure due to the thinning of the crust leads to adiabatic expansion‚ and the partial melting of the mantle causing volcanism and creating new oceanic crust. Most divergent plate boundaries are at the
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on the project’s importance scale. Contents [hide] 1 Older comments 2 ME AND MY EARTH 3 Moho not mojo 4 2 types of lithosphere 5 Second Figure is not useful and should be replaced or at least deleted 6 Lithosphere part of Tectonic Plate THEORY 7 Formula under oceanic lithosphere 8 Definition of lithosphere asthenosphere boundary Older comments[edit] 168.212.92.5 17:06‚ 21 September 2006 (UTC)well i just wanted to put something on this page so yeah‚ that’s it! LOL! Hi! I never
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Volcanoes and Earthquakes test Bew c. 1. Where do earthquakes occur? Earthquakes occur at breaks in the earth’s crust called the fault lines. 2. What causes Earthquakes? Tectonic plates pushing‚ pulling‚ slipping past each other increasing the stress and causes elastic rebound to happen. During elastic rebound‚ energy is released and some travel as seismic waves‚ which cause an earthquake. 3. How do earthquake waves travel and what are the various types of waves? Body waves
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earthquakes. In this essay‚ the possibility of getting to know when an earthquake is going to happen is going to be discussed. How is science going to be able to create a better world‚ if there’s a natural phenomenon that can’t be changed? Plate tectonics-Wikipedia‚ the free encyclopedia http://en.wikipedia.org/wiki/File:Plates_tect2_en.svg Earthquakes are produced by the sudden energy released by the Earth’s crust‚ as seismic waves. The seismic activity is calculated within the frequency
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of the Mesozoic Era was marked for certain events that makes it especial from other periods. During the Triassic period extensive Red Beds deposits along western interior of North America that made the beauty of the landscape in that region. Major tectonic activities occurred starting from the Triassic period and expanding throughout
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Pangaea‚ Pangæa‚ or Pangea (pron.: /pænˈdʒiːə/ pan-JEE-ə;[1]) was a supercontinent that existed during the late Paleozoic and early Mesozoic eras‚ forming about 300 million years ago.[2] It began to break apart around 200 million years ago.[3] The single global ocean which surrounded Pangaea is accordingly named Panthalassa. The name Pangaea is derived from Ancient Greek pan (πᾶν) meaning "entire"‚ and Gaia (Γαῖα) meaning "Earth". The name was coined during a 1927 symposium discussing Alfred Wegener’s
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difference between the theories of Plate tectonics and Continental drift. * Continental drift: The movement‚ formation‚ or re-formation of continents described by the theory of plate tectonics. * Plate tectonics: A theory that explains the global distribution of geological phenomena such as seismicity‚ volcanism‚ continental drift‚ and mountain building in terms of the formation‚ destruction‚ movement‚ and interaction of the earth’s lithospheric plates. Describe the 3 types of color patterns
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