ISAT Science Grade 11 Practice Questions - Idaho Standards Achievement Test (ISAT) Science - Grade 11 Exam

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Oceanic crust near a mid-ocean ridge is generally younger than crust farther from the ridge. What does this pattern best support?

Continents do not move relative to each other Seafloor spreading creates new crust at ridges and moves it outward All oceanic crust formed at the same time as the continents Earth’s magnetic field has never reversed polarity

Correct Answer:

Seafloor spreading creates new crust at ridges and moves it outward

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