Grades 6-8 (WVI 3)
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Aurora bands or streamers of light that appear in the sky at night in areas around the magnetic poles, caused by solar particles striking atoms in the outer part of the earth's atmosphere.
charisma an unusual ability to influence people and arouse devotion.
congregate to bring or come together to form a group; gather.
conviction the act or process of finding a person guilty of a crime.
dissemination the act or process of distributing or spreading or widely.
hypothesis a prediction or educated guess that can be tested and can be used to guide further study.
incidence the frequency with which something happens or the range over which it occurs.
individualize to make distinct, unique, or suited to a particular person or thing.
ingenious clever or creative in setting up or working through problems.
nausea a sick feeling in the stomach with the need to vomit.
perishable likely to spoil or rot in a short time.
preferential giving advantage to one over others.
restrict to keep within limits.
thesis a statement or proposition put forward and supported by proof or argument.
witless lacking or not using cleverness or intelligence; stupid; foolish.