Elementary Academic Words

Words for students from kindergarten to grade 8, each grade has 4 lists: art, math, science, and social. They are essential vocabulary for elementary academic classes.

Grade 7: Word List - Social
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acid rain  Read Word
rain containing acids that form in the atmosphere when industrial gas emissions, especially sulfur dioxide and nitrogen oxides
adaptation  Read Word
modification; alteration or adjustment in structure or habits
arable land  Read Word
land that can be used for growing crops
biome  Read Word
a major biotic community characterized by the dominant forms of plant life and the prevailing climate
climatic  Read Word
of or relating to a climate, or meteorological conditions
continental drift  Read Word
the gradual movement and formation of continents (as described by plate tectonics)
cultural fusion  Read Word
the mixture of two or more cultures of different races
density  Read Word
thickness; quantity of something per unit measure, especially per unit length, area, or volume
desertification  Read Word
the gradual transformation of habitable land into desert; is usually caused by climate change or by destructive use of the land
developed nations  Read Word
a sovereign state that has a highly developed economy and advanced technological infrastructure relative to other less developed nations
developing nations  Read Word
a nation with a low living standard, underdeveloped industrial base
distribution of resources  Read Word
the distribution of resources, including land, water, minerals, fuel and wealth in general among corresponding geographic entities
drought  Read Word
dry period; aridity; long period of abnormally low rainfall
earthquake  Read Word
quake from underground; disturbance that is extremely disruptive; temblor
ecosystem  Read Word
system formed by the interaction of a community of organisms with their physical environment
elevation  Read Word
altitude; height; distance of something above a reference point
emigrant  Read Word
someone who leaves one country to settle in another
ethnic heritage  Read Word
a socially defined category of people who identify with each other based on a shared social experience or ancestry
famine  Read Word
shortage of food; starvation
flood  Read Word
a large flow; the rising of a body of water and its overflowing onto normally dry land
fossil fuel  Read Word
fuel consisting of the remains of organisms preserved in rocks in the earth's crust with high carbon and hydrogen content
GIS  Read Word
geographic information system, a computer system used for storage, retrieval, mapping, and analysis of geographic data
global warming  Read Word
an increase in the average temperature of the earth's atmosphere, especially a sustained increase that causes climatic changes
human  Read Word
relating to a person; characteristic of humanity
hurricane  Read Word
big storm; severe tropical cyclone
map projection  Read Word
a projection of the globe onto a flat map using a grid of lines of latitude and longitude
modification  Read Word
act of modifying, or state of being modified; modified form or condition; a change
pattern  Read Word
a model considered worthy of imitation; something regarded as a normative example
perspective  Read Word
appearance of things; view, outlook, or vista
plate tectonics  Read Word
the branch of geology studying the folding and faulting of the earth's crust
policy  Read Word
settled method of government to administer; system of public or official administration
prevailing winds  Read Word
the predominant wind direction
processes  Read Word
a natural prolongation or projection from a part of an organism either animal or plant; a mental process that you are not directly aware of
regional  Read Word
related or limited to a particular region
tectonic plate  Read Word
a scientific theory that describes the large-scale motions of Earth's lithosphere, the model builds on the concepts of continental drift, developed during the first few decades of the 20th century
tornado  Read Word
cyclone; localized and violently destructive windstorm
tsunami  Read Word
a cataclysm resulting from a destructive sea wave caused by an earthquake or volcanic eruption
typhoon  Read Word
tropical cyclone occurring in the western Pacific; violent whirlwind
urban sprawl  Read Word
an aggregation or continuous network of urban communities
urbanization  Read Word
social process whereby cities grow and societies become more urban
volcano  Read Word
fissure in the earth's crust through which molten lava and gases erupt
weather phenomena  Read Word
phenomenon in a weather event that can be explained by the principles of meteorology