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The process that explains why less dense hot magma rises to the surface is called convection. In a magma chamber, hotter magma becomes less dense than the cooler surrounding magma, causing it to rise. As it ascends, it displaces the cooler, denser magma, creating a continuous cycle of movement. This process is driven by differences in temperature and density, leading to the formation of volcanic activity.

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Which process explains why less dense hot magma rises to the surface to displace more sense and cooler magma?

The process that explains why less dense hot magma rises to the surface is called buoyancy. When magma is heated, it expands and becomes less dense than the surrounding cooler magma, causing it to rise due to the upward force of buoyancy. As it ascends, it displaces the denser, cooler magma, which sinks. This movement is a key aspect of magma dynamics within the Earth's crust.


Which process explains why less dense hot magma rises to the surface to displace more densecooler magma?

The process that explains why less dense hot magma rises to the surface is called buoyancy. When magma is heated, it becomes less dense than the surrounding cooler magma, allowing it to rise through the crust. As it ascends, the hot magma displaces the cooler, denser magma, which is more likely to sink. This movement is driven by the differences in density and temperature, contributing to volcanic activity.


Which process explains why less dense hot magma rises to the surface to displace more dense cooler magma?

This process is known as mantle convection. The hotter, less dense magma rises while the cooler, denser magma sinks, creating a circular motion within the mantle. This movement of magma is driven by differences in temperature and density, ultimately leading to the displacement of magma at the surface.


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