Which techniques can scientists use to determine the characteristics of Earth's layers? Select the two correct answers (1 point)
use X-rays to obtain a view of Earth's interior layers
conduct experiments about how minerals change under high pressure
drill deep mines to obtain samples from Earth's mantle and core
examine the behavior of minerals at extremely low temperatures
study how seismic waves travel through different layers
conduct experiments about how minerals change under high pressure
study how seismic waves travel through different layers