The internal structure of the Earth. Lithosphere. Drift (compendium)

Analyzing the internal structure of the Earth, it should be noted that the man still managed to penetrate the depths of our planet only to an insignificant depth - the biggest hole reaches only 12 km. Therefore, scientists must study the internal structure of our planet, with special locking devices fluctuations in Earth's crust during earthquakes, volcanic eruptions and man-made explosions.