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Seafloor Spreading Flashcards | StudBud
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Seafloor Spreading
Seafloor Spreading
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Flashcards
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Questions
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Answers
1
The youngest rock is found closest to the continental coast lines.
False
True
2
Mid ocean ridges are formed where two _______________ meet in the ocean.
different rocks
crust types
bodies of water
tectonic plates
3
What does the +/- iron striping on the seafloor show us?
Material composition
Age of rocks
Rock layers
Magnetic polarity
4
Which land feature is found closer to the continents?
Mid ocean ridge
Seafloor
Rift valley
Deep ocean trench
5
What is the gap called where molten material comes up from the Earth's interior?
Rift valley
Mid ocean ridge
Subduction zone
6
Which process tells us new materials are added to the seafloor?
Seafloor spreading
Subduction
7
What is the land feature found in the center of the oceans?
Seafloor
Deep ocean trench
Mid ocean ridge
8
The Earth is getting bigger.
False
True
9
Which process tells us old materials are recycled back into the mantle?
Subduction
Seafloor spreading
10
Which of these are classified as processes?
Mid ocean ridge
Subduction
Seafloor spreading
Rift zone
