Question

Holes drilled several kilometers into Earth’s crust provide direct evidence about Earth’s interior in the form of a. seismic waves. b. rock samples. c. liquid iron. d. volcanic eruption.

Answer 1

Either B. rock samples or C. liquid iron

Answer 2

Answer:

b. rock samples

Explanation:

It's rock samples because when you drill deep into the Earth you'll find different types of rocks that make up the mantel.