How do shields differ from stable platforms

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August undefined, 2024

WebShields and stable platforms are both composed of old igneous and metamorphic rocks, but those rocks are strongly deformed in the shields and almost horizontal in stable … WebOct 20, 2024 · What is the difference between shields and stable platform? Shields are composed largely of old deformed igneous and metamorphic rocks. Stable platforms’ surfaces are covered with a nearly horizontal layer of sedimentary rocks. Stable …

Shield (geology) - Wikipedia

WebSTABLE PLATFORMS As time goes by, the shields are eroded down to within a few tens of meters of sea level, and any rise of sea level will lead to flooding of vast areas of the shield (plate tectonics, increased spreading, rise of ridges, flooding). At present only 18% of the continental crust is flooded, but there were times in the past where ... WebWhat is the difference between shields and stable platforms? 1. Compare and contrast continents and oceans basins 2. Name the three major regions of the ocean floor. What are some physical features associated with each? 3. Describe the general distribution of Earth’s youngest mountains 4. What is the difference between shields and stable platforms? christabel holmes

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WebAug 20, 2009 · The shield is the part of the craton that is exposed at Earth's surface and the platform is the part of the craton that is covered by sedimentary strata. The relatively stable interior... WebFeb 26, 2015 · simply ,the shields are the carton originally but after the uplifting motion , the weathering operations made outcrops for it basement rocks and so are high land that mean are mountains but the cratons are low land from the continentals but the both are stable geologically before millions yrs ago Upvote (1) Downvote Reply ( 0) Report WebA shield is a regional area with low relief (little elevation change). The elevation of a shield is typically within a few hundred yards of sea level. For additional study of shields, click here. Another part of continents is the stable platform . This feature is characterized by a covering of sedimentary rocks. christabel hutchings 192

Tectonic history and structures of platforms and shields

WebWe've got the study and writing resources you need for your assignments.Start exploring! Web13) Continental shields and stable platforms are part of the interior region known as a craton. T 14) According to the rock cycle, any type of rock (igneous, sedimentary, or metamorphic) may betransformed into another type of rock, given enough time. T geometric dimensioning and tolerancing booksWebShields and stable platforms both have surfaces covered with a layer of sedimentary rocks, but those rocks form flat areas above stable platforms and sequences of peaks above … geometric dimension symbols

"WebPlatforms are broad, low plains adjacent to shields. They have a relatively thin cover of younger sedimentary rocks over the ancient basement rocks. The sedimentary rocks have been deposited in flat-lying or gently tilted layers. In many platforms, these sediments were laid down by shallow seas that used to cover the land. Mountain Belts " - How do shields differ from stable platforms

How do shields differ from stable platforms

What is the difference between a craton, sheild, and platform?

WebShields are elements of platforms which have been characterized by a tendency towards slow uplift over periods of hundreds of million years. They are not sharply delimited. WebA shield is that part of a craton in which the usually Precambrian basement rocks crop out extensively at the surface. In contrast, the platform of the basement is overlain by horizontal or subhorizontal sediments. Cratons are subdivided geographically into geologic provinces. A geologic province is a spatial entity with common geologic attributes.

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WebWhat is the difference between shields and stable platforms? Expert Solution Want to see the full answer? Check out a sample Q&A here See Solution star_border Students who’ve … WebShields consist of exposed igneous or metamorphic rock, whereas stable platforms are covered with a veneer of sedimentary rock. Continents are thicker and composed of …

In geology, a platform is a continental area covered by relatively flat or gently tilted, mainly sedimentary strata, which overlie a basement of consolidated igneous or metamorphic rocks of an earlier deformation. Platforms, shields and the basement rocks together constitute cratons. Platform sediments can be classified into the following groups: a "protoplatform" of metamorphosed sedim… WebOct 27, 2024 · Answer: The craton is divided into two parts. The shield is the portion of the craton that is actually exposed at the surface. The platform is the portion of the craton that is covered by sedimentary rocks. So, the shield is …

WebOct 20, 2024 · What is the difference between shields and stable platform? Shields are composed largely of old deformed igneous and metamorphic rocks. Stable platforms’ surfaces are covered with a nearly horizontal layer of sedimentary rocks. Stable platforms’ surfaces are covered with a nearly horizontal layer of old metamorphic rocks. WebOct 2, 2012 · Platforms and shields together make up cratons. The shield is the part of the craton that is exposed at Earth's surface and the platform is the part of the craton that is covered by sedimentary ...

WebMar 17, 2024 · To create a Private Space using Dashboard, click the Spaces tab inside your team and click Create new Private Space.When creating the Private Space, you can optionally choose a region (geographic location) for your apps and data services. When you fill out the form and click Create Private Space, your new space is created within ten …

WebCraton - Structurally stable (core of the continent) *most of the craton is covered by a thin blanket of sediment >Portion that's not: Precambrian Shield - crystallize rock, very old root of oldest mountains. >Most of the craton is over a billion years old. Characteristics of Mountain Belts . 1. Thickness and Characteristics of Rock Layers christabel harriette pankhurstWebShields definition at Dictionary.com, a free online dictionary with pronunciation, synonyms and translation. Look it up now! christabell amoakohWebSet Up and Maintain Your Salesforce Organization. Content. Set Up and Maintain Your Salesforce Organization. Try Out Salesforce. Plan Your Salesforce Rollout. Set Up Your Company in Salesforce. Manage Your Salesforce … geometric dining room tablehttp://www.oldearth.org/curriculum/geology/geology_chapter_1.htm christabel khumaloWebWhat is the difference beween the asthenosphere and the lithosphere? Lithosphere - outermost, cool, hard, rigid ... Circum-Pacific belt and Alps/Himalayas What is the difference between shields and stable platforms? Sheild - expansive, flat region of deformed crystalline rock stable platform - shield covered in thin layer of sedimentary rocks ... christabella wing west horndon addressWebMar 13, 2024 · A shield is, specifically, an exposed area of Precambrian igneous or metamorphic rock. When covered by a platform, it is called the basement. A platform may … christabel johansonWebWhat is the difference between shields and stable platforms? Shields are expansive and flat regions that are composed of deformed crystallinerock. Stable platforms exist where highly deformed rockscovered with thinsedimentary rocks. Shields are expansive and flat regions that are composed of deformed crystalline rock . geometric distortion correction 翻译