Which Shape Is Likely to Need More Material for a Critical

question 61

Multiple Choice

Which shape is likely to need more material for a critical mass,a cube or a sphere? Why?

• A)a sphere because it has the greater surface area to volume ratio
• B)a sphere because it has the smaller surface area to volume ratio
• C)a cube because it has the greater surface area to volume ratio
• D)a cube because it has the smaller surface area to volume ratio

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Definitions:

Continental Margins

The zones of transition between the landmasses of continents and the deep-sea floors, including the continental shelf, slope, and rise.

Island Arcs

Curved chains of volcanic islands that form along the convergent boundaries of tectonic plates, typically over a subducting plate.

Transform Fault

A type of fault wherein two tectonic plates slide past each other horizontally, often associated with significant seismic activity.

Mid-ocean Ridge

An underwater mountain range, formed by plate tectonics, that stretches across the ocean floor, marking sites where new oceanic crust is created by volcanic activity.