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Interior of the Earth & Plate Tectonics Flashcards | StudBud
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Interior of the Earth & Plate Tectonics
Interior of the Earth & Plate Tectonics
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Layers of the Earth
Flashcards
16 cards
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Practice quiz
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Questions
16
Answers
1
Continental crust is mostly made up of...
Basalt
Sandstone
Obsidian
Granite
2
Oceanic crust is mostly made up of...
Granite
Basalt
Obsidian
Sandstone
3
Who proposed the theory of continental drift?
Alfred Wegner
Albert Einstein
Charles Darwin
Isaac Newton
4
What is the cause of convection currents?
Heat from the core
Heat from the sun
Batteries
Heat from the mantle
5
Which is the smallest tectonic plate?
North American plate
Eurasian plate
Juan De Fuca plate
Antarctic plate
6
When was continental drift finally become accepted?
1960's
1910's
1920's
1990's
7
Which is the TOP layer of the mantle?
Asthenosphere
Mesosphere
Photosphere
Lithosphere
8
What is the effect of convection currents?
There is no effect
They move the mantle
They move the lithosphere
The core heats up
9
What was the name of the supercontinent?
Eurasia
Iapetus
Gondwanaland
Pangea
10
The core is made up of...
Copper
Nickel
Steel
Iron
11
What evidence did Wegener provide to support his theory
Continents fit like puzzle pieces
Mountain ranges on other continents connected
Fossils matched up on other continents
All of the above
12
What is the RESULT of convection currents?
Earthquakes
Volcanoes
Mountain building
All of the above
13
Which of the following is NOT a type of Earth's crust?
Oceanic
Continental
Seismic
14
Which of the following is NOT a layer of the Earth?
Core
Corona
Crust
Mantle
15
Why did people reject Wegener's theory at first?
Religion triumphed science in those days
He was not a credible scientist
He was old
He could not provide a mechanism for how they moved
16
Which is the slush-like layer in the mantle?
Asthenosphere
Mesosphere
Photosphere
Lithosphere
