abby Flashcards
study
a biological community of interacting organisms and their physical environment.
ecosystem
the process of eroding or being eroded by wind, water, or other natural agents.
erosion
a tributary stream of a river close to or forming part of its source.
headwaters
the action or system of rotating crops.
crop rotation
(with reference to a soluble chemical or mineral) drain away from soil, ash, or similar material by the action of percolating liquid, especially rainwater.
leaching
water which collects as droplets on a cold surface when humid air is in contact with it.
synonyms: moisture, water droplets, steam
“the windows were misty with condensation
condensation
hot fluid or semifluid material below or within the earth’s crust from which lava and other igneous rock is formed on cooling.
magma
a slowly moving mass or river of ice formed by the accumulation and compaction of snow on mountains or near the poles.
glacier
any smaller stream or river that flows into a larger stream or river
tributary
destruction or loss of forest
deforestation
growth in the population of people living in towns and cities
urbanization
areas of the ocean floor where rocks gradually sink because they have no supporting heat below them; the world’s flattest and smoothest regions.
abyssal plains
an elevated flatland that rises sharply above nearby land on at least on side
plateau
broken down plant and animal matter in soil
humus
replanting of a forest
Reforestation
the process by which rock breaks down and decay over time
Weathering
small particles of weathered rock
Sediment
process of removing salt form ocean water
Desalinization
plowing fields across a hill, rather up and down the hill
Contour Plowing
rock layers where groundwater is plentiful
Aquifers
a regional variety in language
Dialect
a line that marks the limits of an area; a dividing line.
boundary
the belief in many gods
Polytheism
the number of live births each year for every 1,000 people living in a place
Birthrate
in trade matters, limits on the amount of product that can be imported
Quota
a feeling of pride for your country
Nationalism