asked 59.4k views
4 votes
Which describes a direct method of observing the Earth's interior?

drilling into the crust to remove rocks
studying ocean waves caused by earthquakes
measuring the speed of seismic
waves
studying seismic waves from earthquakes


1 Answer

2 votes

Step-by-step explanation:

studying seismic waves from earth quakes

answered
User The JinX
by
7.7k points
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