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Crust material that is forced into the asthenosphere melts, and some portion of the melted material becomes light enough to rise to the surface—giving birth to volcanoes.
The troposphere, stratosphere, mesosphere, thermosphere, and exosphere are the five layers which make up Earth's atmosphere.
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Areas of the crust where new crust is created are called divergent boundaries, those where it is brought back into the Earth are convergent boundaries and those where plates slide past each other, but no new lithospheric material is created or destroyed, are referred to as transform (or conservative) boundaries Volcanoes result primarily from the melting of subducted crust material.New findings demonstrate the persistent gendered ... Employees who experience sexual harassment by supervisors, colleagues or subordinates in the workplace may develop more severe symptoms of depression than employees who experience harassment by ...In all, the atmosphere is made up of about 78.0% nitrogen, 20.9% oxygen, and 0.92% argon.75% of the gases in the atmosphere are located within the troposphere, the bottom-most layer.