What is the difference between "effect" and "affect"?

"Effect" is a noun meaning the result of something, e.g., "The effect of the decision was profound."
"Affect" is a verb meaning to influence or change something, e.g., "The weather can affect your mood."
In short: Effect = result; Affect = influence.
 
Here is the difference between "effect" and "affect" in a table format:
WordPart of SpeechMeaningExample Sentence
EffectNounA result or outcomeThe new law had a positive effect.
AffectVerbTo influence or change somethingCold weather can affect your mood.
 
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