A Busy Mom Stops at a 7-Eleven Store on the Way

question 349

Multiple Choice

A busy mom stops at a 7-Eleven store on the way home from work to purchase some bread,milk,and ice cream.What primary economic need is being satisfied by the 7-Eleven?

• A)dependability in use
• B)economy of purchase
• C)efficiency in operation
• D)convenience

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Definitions:

Richter Magnitude

A scale historically used to quantify the size of earthquakes based on the amplitude of seismic waves, replaced by the more accurate moment magnitude scale for large events.

Nomograph

A type of graph used in seismology to determine the local magnitude of an earthquake.

S-Wave Amplitude

The measure of the height of the secondary or shear waves, which are one type of seismic wave produced by earthquakes.

Strike-Slip Faults

Faults where two blocks of crust slide past each other horizontally, with little vertical motion.