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Contributors in Geography
Geography
sedimentary rock
Geography; Geography
Rock formed by the hardening of material deposited in some process; most commonly sandstone, shale, and limestone.
seismograph
Geography; Geography
A scientific instrument that detects and records vibrations (seismic waves) produced by earthquakes.
sharecropping
Geography; Geography
A form of agricultural tenancy in which the tenant pays for use of the land with a predetermined share of his crop rather than by paying rent in cash.
shield volcano
Geography; Geography
A volcano that resembles an inverted warrior's shield. It has long gentle slopes produced by multiple eruptions of fluid lava flows.