Question

What is one way scientists acquire data about the earth's interior?

>by observing and recording the earth's orbit around the sun


>by studying the size and frequency of volcanoes on the earth's surface


>by studying how seismic waves generated by earthquakes travel through the earth


>by studying the motion of continents and tectonic plates

Answer 1

by studying the size and frequency of volcanoes on the earth's surface

Step-by-step explanation:

Answer 2

>By studying how seismic waves generated by earthquakes travel through the earth