The Sum of the Terms of the Infinite Geometric Series

question 1

Multiple Choice

The sum of the terms of the infinite geometric series 1, 0.86, 0.86², 0.86³, ..., is closest to which of the following numbers?

• A)B0
• B)1.86
• C)7.14
• D)0.54
• E)116.28

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Definitions:

Thrust Faulting

A geological process where one rock layer is pushed up over another, often leading to mountain building.

Overriding Plate

The tectonic plate that sits above another plate at a convergent boundary, often responsible for mountain building and volcanic activity.

Ocean-Continent Convergent Boundary

A plate-tectonic boundary where an oceanic plate converges with a continental plate, generally expressed by subduction of the oceanic plate beneath the continent.

Flexing

The act of bending or tensing a material or muscle, often referring to the way earth's crust might bend under certain geological forces.