Rather Than Use the Two Scoops of Coffee Recommended by the Manufacturer

question 28

Multiple Choice

Rather than use the two scoops of coffee recommended by the manufacturer, a coffee aficionado uses three scoops of coffee per pot. What is the relative error?

• A) \(- 50 \%\)
• B) \(- 33 \frac { 1 } { 3 } \%\)
• C) \(50 \%\)
• D) \(33 \frac { 1 } { 3 } \%\)

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Definitions:

Cleavage Planes

Natural planes of weakness along which minerals preferentially break, reflecting their crystallographic structure.

Asbestos

A general name for the fibrous varieties of a number of silicate minerals whose common characteristic is that they tend to form fibers.

Silicate Structure

The arrangement of silicon and oxygen atoms that forms the backbone of most minerals in the Earth's crust.

Silicon Tetrahedron

The fundamental building block of silicate minerals, consisting of a silicon atom surrounded by four oxygen atoms in a tetrahedral shape.