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Home Page Science Chemistry Periodic Table of Elements Physical Science Plate Tectonics Study Guide - Flashcards

Plate Tectonics Study Guide – Flashcards

Jacoby Flores
7 July 2022
18 test answers

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question
What is a fault?
answer
The surface along which rocks break and slide past each other.
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What is a subduction zone?
answer
The region where oceanic plates sink down into the asthenosphere.
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What is the Theory of Plate Tectonics?
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The Earth's lithosphere is divided into tectonics plates that move around on top of the mantle.
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Since new ocean floor is constantly being made at a Divergent Plate Boundary, what happens to the old ocean floor so that the Earth doesn't grow in size?
answer
It gets subducted and recycled
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List 3 pieces of evidence that support the Theory of Continental Drift
answer
1. Similarity of fossils found on continental coasts. 2. The close fit of the continental coastlines. 3. The matching of glacial grooves on different continents.
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question
What forms when an oceanic plate is subducted under a continental plate as in a Convergent Plate Boundary?
answer
An ocean trench and volcanic mountains.
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question
What causes the movents of tectonic plates?
answer
Convection currents
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question
What happens to the tectonic plates at a divergent plate boundary?
answer
It's when 2 tectonic plates move away from one another
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question
What part of the Earth is a liquid?
answer
The outer core
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question
What layers of the earth is the lithosphere made of?
answer
The crust and rigid upper part of the mantle.
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question
What happens to tectonic plates at a lateral slipping plate boundary?
answer
Two tectonic plates slide past each other
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question
What is the name that Wedener gave the acident continent that contained all the landmasses?
answer
Pangaea
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question
What is the one item that the core is mostly made of?
answer
Iron
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question
What happens to tectonic plates at a convergent boundary?
answer
There is a collision between 2 plates
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question
Earth's lightest materials make up what layers of the Earth?
answer
The crust
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question
What layer of the Earth makes up most of its mass?
answer
The mantle
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question
Scientists have found Glossopteris fossils in Antarctica, India, South America and Africa. What explains this strange distribution of fossils?
answer
Those areas were once connected to each other
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question
Which layer of the Earth is made up of tectonic plates?
answer
The Lithosphere
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What is the right structure for an essay
Answer
A paragraph is a related group of sentences that develops one main idea. Each paragraph in the body of the essay should contain:
  • a topic sentence that states the main or controlling idea
  • supporting sentences to explain and develop the point you’re making
  • evidence from your reading or an example from the subject area that supports your point
  • analysis of the implication/significance/impact of the evidence finished off with a critical conclusion you have drawn from the evidence.