Through Geologic Time,continents Have Drifted Over the Surface of Earth,but

question 11

Multiple Choice

Through geologic time,continents have drifted over the surface of Earth,but each continent has ________.

• A)always been about as large as it is today
• B)grown by the addition of Precambrian shields
• C)grown by addition of crustal fragments
• D)grown by crustal stretching

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Definitions:

Radical Equation

A mathematical equation that involves a radical, where the variable is inside a root, such as a square root or cube root.

Graphing Calculator

A handheld or software tool that plots graphs, solves equations, and performs other mathematical calculations.

Pythagorean Theorem

A fundamental relation in Euclidean geometry among the three sides of a right triangle, stating that the square of the hypotenuse is equal to the sum of the squares of the other two sides.

Radical Equation

An equation in which the variable is contained within a radical symbol or has a radical expression with the variable.