Question

Строение земного шара

Answer 1

Земна кора .мантія . ядро

Answer 2

Ядро, Литосфера, Астеосфера, Земна кора, Літосфера

Answer 3

Structure of the Earth

The Earth is composed of several layers, each with its own unique properties. The structure of the Earth can be divided into three main layers: the crust, the mantle, and the core.

1. Crust: The crust is the outermost layer of the Earth and is composed of solid rock. It is relatively thin compared to the other layers and can be further divided into two types: the continental crust and the oceanic crust. The continental crust is thicker and less dense than the oceanic crust. The crust is where we live and where most geological activity, such as earthquakes and volcanic eruptions, occurs.

2. Mantle: The mantle is the layer beneath the crust and is much thicker than the crust. It is composed of solid rock, but it can flow slowly over long periods of time, similar to the consistency of hot asphalt. The mantle is divided into two parts: the upper mantle and the lower mantle. The upper mantle is more rigid, while the lower mantle is hotter and more fluid-like.

3. Core: The core is the innermost layer of the Earth and is divided into two parts: the outer core and the inner core. The outer core is composed of liquid iron and nickel, while the inner core is solid due to the immense pressure. The core is responsible for generating the Earth's magnetic field.

Additional Information

- The Earth's diameter is approximately 12,742 kilometers. - The Earth's crust makes up only about 1% of the Earth's total volume. - The Earth's layers were discovered through various scientific methods, including seismic waves and the study of rocks and minerals.

I hope this information helps! Let me know if you have any more questions.