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Ch. 2 Sect. 1 Vocab
Physical & Human Geography
Term | Definition |
---|---|
solstice | the pint at which the sun is farthest north or farthest south of the Equator; the beginning of summer and winter |
equinox | when day and night are of equal length; occurs twice each year on March 21 or 22 and September 21 or 22 |
tectonic plate | a section of Earth's crust that floats on Earth's mantle |
continental drift | the slow movement of continents on tectonic plates |
plain | a level area on Earth's surface |
plateau | a plain high above sea level that usually has a cliff on all sides |
continental shelf | the edge of a continent that extends under water into the sea |
butte | a hill or mountain with steep sides and a flat top |
erosion | the process by which rocks and soil slowly break apart and are worn away |
earthquake | a shaking of Earth's crust generally caused by the collision or sliding of tectonic plates |
tsunami | a large, powerful ocean wave |
volcano | a mountain that erupts in an explosion of molten rock, gases, and ash |
evaporation | the process of water turning into vapor and rising into the atmosphere due to the sun's heating; part of the hydrologic cycle |
condensation | the process of water vapor turning into liquid droplets due to cooling in the hydrologic cycle |
precipitation | the process of water falling to Earth as rain, snow, or hail |