What is acoustic impedance in geophysics?


What is acoustic impedance in geophysics?

Giving the Earth an Ultrasound:

One of the many tools that geophysicists use to study the composition, structure, and processes of the rock layers and formations of the Earth is ultrasound. This is one of the ways that geophysicists can introduce directed mechanical waves into the ground to help learn about its composition without digging down to those layers.

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In geophysics, acoustic impedance is the resistance of rock layers to the passage of ultrasound waves through the rock. Ultrasound waves are special...

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Geophysical Surveys: Definition & Methods


Chapter 4 / Lesson 2

Understand geophysical survey methods and their purposes. See types of seismic survey and what geophysical mapping can help archeologists investigate.

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