Learn the Difference Between Affect and Effect

Confusion between the words affect and effect is so common that I almost never see either of the words used correctly. Since I read anything that doesn't move fast enough to get away from me, and since I read hundreds of essays by college students each semester, I have reason to believe that this error is not just a misspelling, but an actual misapprehension of the two words and how they are used.
Generally speaking, affect is a verb and effect is a noun. When you affect something, you produce an effect on it. Even in the passive voice, something would be affected, not effected.
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