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Layers of the Earth and Plate Tectonics Concept

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Layers of the Earth and Plate Tectonics Concept

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Questions and Answers

What technology in the 1950s allowed scientists to capture an image of the bottom of the ocean?

Radar

Underwater cameras

Sonar (correct)

Satellite imagery

What did scientists discover about the bottom of the ocean that astonished them?

Flat and smooth surface

Extensive coral reefs

Abundance of shipwrecks

Mountains, valleys, ridges, trenches, and volcanoes (correct)

What do the tectonic plates, according to the text, float on top of?

Metallic core

Solid bedrock

Circulating magma mantle (correct)

Ocean water

What is the main idea behind the theory of plate tectonics?

<p>Constant movement and change of tectonic plates (A)</p> Signup and view all the answers

What does the plate tectonics theory provide a reason for?

<p>Formation of violent volcanoes, beautiful islands, magnificent mountains, extraordinary valleys, and devastating earthquakes (C)</p> Signup and view all the answers

Layers of the Earth and Plate Tectonics Concept

Choose a study mode

Podcast

Questions and Answers

What technology in the 1950s allowed scientists to capture an image of the bottom of the ocean?

What did scientists discover about the bottom of the ocean that astonished them?

What do the tectonic plates, according to the text, float on top of?

What is the main idea behind the theory of plate tectonics?

What does the plate tectonics theory provide a reason for?

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