The word effect is a noun. An effect is the result of some action.
You kindness has a positive effect on your students.
Drinking herb team may have an effect on your illness.
The word affect is an action word – a verb. The subject of the sentence will affect someone or something.
Don’t let your weariness affect your ability to think.
Your mood may affect your performance.
The word effect is a noun. Use it as an object in a sentence. The word affect is a verb. Use it to show action in a sentence.
▶It’s your turn. Decide if you should use effect or affect in this sentence: Does the cold ____ the performance of your car? Did you choose the verb? Good for you.