What Information Is Needed to Determine the Distance from the Focus

question 47

Multiple Choice

What information is needed to determine the distance from the focus of an earthquake to the seismic receiving station?

• A)The velocity of the P and S waves
• B)The amplitude of the seismic waves on a seismogram
• C)The magnitude of the earthquake
• D)The time interval between the P and S waves

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Definitions:

Tissue

A group of cells that have similar structure and function together as a unit in an organism.

Epigastric Region

The upper central region of the abdomen located above the belly button and between the ribcages.

Thoracic Cavity

The body cavity located in the chest, bounded by the ribs, vertebral column, and diaphragm, containing organs such as the heart and lungs.

Abdominopelvic Region

The body region that includes both the abdominal and pelvic cavities, housing major organs of digestion, reproduction, and excretion.