this is proof in a sentence

phrase

📚 Grade Level: Grade 9

Definition

The phrase 'this is proof' is used to indicate that something serves as evidence or confirmation of a statement or claim.

After reviewing the data, I can confidently say that this is proof of our theory.
When she found the missing documents, she exclaimed, 'This is proof that I was right all along!'
In court, the lawyer presented the video as this is proof of the defendant's innocence.
The results of the experiment showed a significant change; this is proof that our hypothesis was correct.
He held up the signed contract and declared, 'This is proof of our agreement.'
The witness's testimony was compelling; this is proof that the event occurred as described.
With these photographs, this is proof that the project was completed on time.
The new evidence surfaced during the investigation, and this is proof that the case needs to be reopened.
After completing the challenge, she smiled and said, 'This is proof that hard work pays off.'
The historical artifact found at the site was fascinating; this is proof of the civilization that once thrived here.