Affect / Effect

1. Affect (verb):

   • "The news of the unexpected loss deeply affected her emotions."
   • "Lack of sleep can negatively affect your concentration."
   • "His speech was intended to affect the opinions of the audience."

   In these examples, "affect" is used as a verb to indicate the influence, impact, or change that one thing has on another.

2. Effect (noun):

   • "The new policy had a positive effect on employee morale."
   • "The medicine's side effects were minimal."
   • "The butterfly effect suggests that small actions can lead to significant consequences."

   Here, "effect" is used as a noun to describe a result, outcome, or impact of a particular action or situation.