X-rays are not used to study the geology of Earth. Why? A) ...

[mspears3]

X-rays are not used to study the geology of Earth. Why?
 
  A) X-rays only penetrate living flesh.
  B) Mineral matter is not transparent to X-rays.
  C) X-rays do not extend to required distances of study.
  D) X-rays do not produce three-dimensional images.

Question 2

Which is not a method that geologists use to study Earth's interior?
 
  A) They infer the interior composition at deep levels from calculations of Earth's density.
  B) They construct images of the interior using calculations of energy from earthquakes.
  C) They use ultrasound, X-rays, infrared, and SONAR imaging to get three-dimensional images of rocks at depth.
  D) They analyze core samples from drilled boreholes.

[vseab]

Answer to Question 1

Answer: B

Answer to Question 2

Answer: C

[mspears3]

Great answer, keep it coming

[aliotak]

Thanks for the timely response, appreciate it