Let F Be the Frequency, V the Speed, and T

question 64

Multiple Choice

Let f be the frequency, v the speed, and T the period of a sinusoidal traveling wave.The correct relationship is:

• A)f = 1/T
• B)f = v + T
• C)f = vT
• D)f = v/T
• E)f = T/v

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Definitions:

Pyroclastic Flows

Fast-moving currents of hot gas and volcanic materials that flow down the sides of a volcano during an eruption.

Lateral Blast

A volcanic eruption or explosion that is directed sideways rather than vertically, often capable of devastating areas around a volcano.

Eruption Column

A vertical column of volcanic ash and gas ejected into the atmosphere during a volcanic eruption.

Volcanic Dome

A rounded volcanic feature created by slow-moving or viscous magma that piles up near a vent instead of flowing away.