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2-1
Forces Shaping the Earth
Term | Definition |
---|---|
core | area at the center of the Earth, which includes a solid inner core and a hot liquid outer core |
mantle | Earth's thickest layer, found between the core and the crust |
magma | hot melted rock inside the Earth that flows to the surface when a volcano erupts |
crust | uppermost layer of the Earth |
continent | large landmass that rises above an ocean |
plate tectonics | scientific theory that explains how processes within the Earth form continents and cause their movement |
earthquakes | sudden and violent movement of the Earth's crust that shakes the land, and can cause great damage |
fault | crack in the Earth's crust where two tectonic plates meet; prone to earthquakes |
weathering | process in which rock is broken into smaller pieces by water and ice, chemicals, or even plants |
erosion | process by which weathered bits of rock are moved elsewhere by water, wind, or ice |
release | to relieve pressure |
constant | happening a lot or all the time |
accumulate | to increase in amount |