Home > Confused Words > B > Because vs Since

Because vs Since
Difference, Examples & Quiz

What's the difference? Which one is correct?


Definition: Because is a conjunction that introduces a reason or explanation for something. It is used to show cause and effect.

Usage: Because is commonly used to explain the reason behind an action or event.

Example sentences:
  • 1. I couldn't go to the party because I had to work.
  • 2. She was late because her car broke down.
  • 3. He didn't eat dinner because he wasn't hungry.

Definition: Since is a conjunction that indicates a starting point in time or a cause-effect relationship.

Usage: Since is commonly used to refer to a specific time or event that serves as the basis for something else.

Example sentences:
  • 1. I have known her since we were in elementary school.
  • 2. He has been absent from work since Monday.
  • 3. Since it was raining, we decided to stay indoors.

Because is used to give a reason or explanation, while Since is used to indicate a point in time or a period of time.

Quizzes about "Because" vs "Since"

Because vs Since: 5 Quizzes

1. What is the meaning of 'Because'?

2. How is 'Since' commonly used?

3. Which of the following describes the usage of 'Because'?

4. What does 'Since' indicate in a sentence?

5. How is 'Because' different from 'Since'?


  • Why is this happening?

    Because it was designed that way.

  • How does it work?

    Because of the underlying technology.

  • What is the reason behind this?

    Because it provides better performance.

  • When should I use it?

    Because it solves a specific problem.

  • Can you explain it further?

    Because it requires a deeper understanding.