Ch 4 6th grade

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Lava erupts at convergent and divergent boundaries to form new crust.

The mechanical and chemical processes that change Earth's surface over time is called

Water can lower the melting temperature of mantle rock.

The process that occurs when one tectonic plate moves under another tectonic plate is called

Most volcanoes occur at

Most earthquakes occur at

The theory that Earth's surface is broken into large, rigid pieces that move is called

Physical weathering can be caused by