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10 questions
___________ help explain why Earth is not getting any larger even though the tectonic plates are always moving.
earthquakes
subduction zones
fossils
volcanoes
If there are MORE mid-ocean ridges than subduction zones, what happens to the ocean?
It gets larger
It gets smaller
It sinks
Its size does not change
Sea-floor spreading states that new ocean crust is being formed constantly. Which of the following is also true?
The oceans are constantly getting bigger.
The amount of land on earth is constantly increasing.
The amount of land on earth remains the same due to subduction.
When the size of the crust reaches a certain amount, sea-floor spreading will stop.
What do convergent (oceanic and oceanic) plates form?
Mountains
Rift valley
Subduction, Volcanoes, & Trenches
Mid-Ocean Ridges
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