Scientists believe that the ___ is the thinnest layer of the Earth, which is like the "skin" of our planet. It is where most earthquakes occur. A. mantle B. outer core C. crust D. inner core 相关知识点: 试题来源: 解析 C。解析:地壳是地球最外面的一层,它很薄,就像地球的“皮肤”...
Earth can be divided into layers where the topmost layer is the crust, with the mantle in between and the innermost is the core. The densest and hottest layer is the core and the least dense and coolest layer is the crust.Answer and Explanation: Yes, the crust is the thinnest layer of ...
Learn about the layers of the Earth and see which is the thinnest layer of Earth. Explore the Earth's crust, mantle, and the Earth's core and see...
What layer of the Earth is liquid? Which atmospheric layer is closest to the Earth's crust? How thick is the outermost layer of the Earth? What are the three main layers of Earth? What is the thinnest layer of earth? What are the layers of the Earth's ecosphere?
At first, the earth’s surface layer(层)was made up of huge blocks of hard, solid rocks.There slowly, the rocks broke up into smaller and smaller pieces.Finally stones, pebble(卵石)and grains of sand were formed.Many sorts of plants and animals lived and died on the surface of the ear...
••ThinnestlayerThinnestlayer ••55--100kmthick(theoceanor100kmthick(theoceanor amountain)amountain) ••Lessthan1%oftheEarth’smassLessthan1%oftheEarth’smass CompositionLayersCompositionLayers OceaniccrustOceaniccrust ••DenserDenser ••ConsistmainlyoftheConsistmainlyofthe elementsiron...
The crust, mantle, and core are the three main layers of the Earth. The only layer that can support life is the crust. Scientists have studied most of the Earth's crust but have yet to study the entire ocean bed floor (the thinnest part of the crust). ...
•ThinnestlayeroftheEarththatrangesfromonly2 milesinsomeareasoftheoceanfloorto75milesdeep undermountains •Madeupoflargeamountsofsiliconandaluminum •Twotypesofcrust:oceaniccrustandcontinentalcrust •Composedofplatesonwhichthecontinentsand oceansrest Ocean Land Crust TheEarth’scrustisliketheskinofan ap...
The crust is the outermost and thinnest layer of the earth’s surface. The crust comprises about 5% of the earth body. The thickness of the crust is more under the continents and lesser under oceans. The outermost layer of the crust is composed of lighter silicates termed as sial (Silica...
Crust The thinnest layer of the Earth Mantle The layer of rock between the Earth's crust and the core. Mantle Contains most of the Earth's mass and is thicker than the crust. Magma The melted rock that makes up the mantle. Core The central part of the Earth, below the mantle Iron an...