a: seismic waves ~
b: medical X rays
What:
"In a way, seismic waves are like medical X rays. They allow the seismologist to get an indirect look under the planet's skin. Just as medical X rays pass through bone differently than they pass through soft tissue, seismic waves pass through the solid matter within the planet in a manner that is measurably different than th"
Useful?
Writer: Not Stated
LCC:
Where:
Date: Mar 24 2018 3:34 PM
# 11852 Critique Analogy