Which of the Following Properly Describes the Formation of Continental

question 27

Multiple Choice

Which of the following properly describes the formation of continental crust?

• A)All continental crust was formed millions of years ago.There is no active continental crust being formed.
• B)The formation of continental crust is independent of the formation of oceanic crust,involving only volcanism over the land masses.
• C)The formation of continental crust involves the entire sequence of seafloor spreading,subduction,remelting of oceanic crust,and subsequent rise of the remelted material.
• D)New continental crust is formed essentially in the same many as oceanic crust - from upwelling at mid-continental ridges.
• E)Continental crust,unlike oceanic crust,forms along transform plate boundaries where small amounts of magma are able to upwell to the surface,slowly forming new continental crust.

---

Definitions:

Parameter

A quantity that influences the outcome of a mathematical function or statistical operation, often a measure that describes a statistical population.

Measure of Central Tendency

A statistical measure that identifies a single value as representative of an entire distribution.

Parameter

A numerical characteristic or measure that describes an aspect of a population.

Statistic

A single measure that is calculated from data to summarize or describe a characteristic of a sample.