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The upper layer of earth consists of more than a dozen major pieces called?
The upper layer of Earth consists of more than a dozen major pieces called tectonic plates. These plates float on the semi-fluid asthenosphere beneath them and are responsible for the movement and interactions that shape the Earth's surface through processes like earthquakes and volcanic eruptions.
How many km is the Lithosphere?
The lithosphere is not measured in kilometers as it refers to the rigid outer layer of the Earth. It consists of the crust and a portion of the upper mantle, ranging in thickness from about 30 to 100 kilometers.
Oceanic crust is formed of how many layers?
Oceanic crust typically consists of two layers: the top layer being composed of young basaltic rocks that have cooled from magma at mid-ocean ridges, while the bottom layer is made up of more dense gabbroic rocks that form from the crystallization of magma beneath the seafloor.
Two layers that plants make up in a tropical rainforest?
The two main layers in a tropical rainforest that plants make up are the canopy layer and the understory layer. The canopy layer consists of tall trees that form a dense roof, while the understory layer consists of shorter trees, shrubs, and plants that grow in the shade beneath the canopy.
How many layers does the atmosphere consist?
The atmosphere consists of five main layers: the troposphere, stratosphere, mesosphere, thermosphere, and exosphere. Each layer has distinct characteristics and plays a specific role in the Earth's atmosphere.
