Igneous Rocks Formed by Explosive Volcanic Activity Have a Texture

question 4

Multiple Choice

Igneous rocks formed by explosive volcanic activity have a texture that is termed:

• A) aphanitic.
• B) porphyritic.
• C) glassy.
• D) phaneritic.
• E) pyroclastic.

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Definitions:

Graph Equations

A visual representation of the solutions to an equation, typically plotted on a coordinate plane.

Hyperbola

A type of conic section that appears as two symmetrical curves, defined mathematically as the set of points where the difference of the distances to two foci is constant.

Standard Form

A way to write numbers using the digits 0-9, where each digit is given a place value, or for equations, a specific arrangement, such as \(Ax + By = C\) for linear equations.

Method of Substitution

A technique used to solve systems of equations where one equation is solved for one variable in terms of the others, and then substituted into another equation.