Earth Science Glossary

equinox (EE-kwh u-NAH KS) In an orbit, a position and time in which sunlight shines equally on the Northern Hemisphere and the Southern Hemisphere; a time of year when daylight and darkness are nearly equal for most of Earth. (p. 686) erosion The process in which sediment is picked up and moved from one place to another. (p.145) estuary (EHS ... ................
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