Question

What is the difference between affect and effect, and when would you use both?

Answer 1

Affect is when something has changed. For example you could say that spring affects your allergies. Effect is the result of something. Another example would be when you didn't pay attention in class, the effect would show in your work or test grades. You use affect as a verb and Effect as a noun

Answer 2

Affect is a verb and effect is a noun.