When two oceanic plates converge, some magma erupts under the ocean, forming volcanoes that may rise above the sea. These volcanoes can form a curved

A. line of calderas.
B. island arc.
C. reef.
D. sequence of magma chambers.


Answer: B

Environmental & Atmospheric Sciences

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Explain why winds aloft flow roughly parallel to the isobars, while surface winds travel at an angle across the isobars

What will be an ideal response?

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Continuous strain at a constant value of stress is characteristic of which type of material?

a. elastic b. plastic c. viscous d. brittle

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A. Benioff cycle B. Richter cycle C. Wilson cycle D. lithospheric cycle E. Wegener cycle

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