A. It is the same thickness everywhere. B. It is thicker under the oceans than under the continents. C. It is thinner under the oceans than under the continents. D. It has no E. ffect on the Earth's surface F. eatures.
Roberta L Rudnick
The following article is from The Great Soviet Encyclopedia (1979). It might be outdated or ideologically biased. Gases of the Earth’s Crust gases found in the earth’s crust in a free state, dissolved in water and oil, and as sorbates of various rocks, especially coal. The quantity of...
The earth's crust is made up ofA. a giant rock jigsaw puzzleB. a shellC. many plates4. Which one is not one of the major plates?A. Eurasian Plate.B. Nazca Plate.C. Antarctic Plate.5. True(V) or False(x)?() The number of major plates is less than the number of smaller ...
Most of the rocks of the Earth's crust are igneous although sedimentary rocks usually cover them. Basalt is the most common type of igneous rock and it covers the ocean floor and thus, exists over two-thirds of the Earth's surface. ...
If the crust (外壳) of the earth were not pretty solid (坚固的), it would be shaking about and moving up and down frequently. However, there are places in the rocks of the earth’s crust where it isn’t strongly held together — where faults exist. Along the faults, one rock might...
—How old is Earth? —Everything you need to know about Antarctica The cycle isn’t a perfect circle, but the basics work like this: Magma from deep in the Earth emerges and hardens into rock (that's the igneous part). Tectonic processes uplift that rock to the surface, where erosion ...
About 4.6 billion years ago, Earth is burning lava in the sea, forming parcels, thickness of hundreds of thousands of meters of magma. At that time neither the crust of the Earth, or the Earth's core. Gradually, the lava Ocean cooled, forming the Earth's crust floating on the surface ...
If the crust (外壳) of the earth were not pretty solid(坚固的), it would be shaking about and moving up and down frequently. However, there are places in the rocks of the earth's crust where it isn't strongly held together -where faults exist. Along the faults, one rock might push...
Learn about Pangaea, Earth's most recent supercontinent, its formation, breakup, and the role it played in shaping our planet's geological history.