1) The difference was perceivably noticeable once the new paint color was applied to the walls.

2) As the storm approached, the wind picked up perceivably, rattling the windows.

3) The atmosphere in the room changed perceivably when the guest of honor entered.

4) With each passing day, the tension in the office grew perceivably stronger.

5) The actor's performance improved perceivably after receiving feedback from the director.

6) The temperature dropped perceivably as the sun began to set.

7) The quality of the product declined perceivably after the company changed suppliers.

8) The traffic congestion in the city center was perceivably worse during rush hour.

9) The mood at the party shifted perceivably when the music changed to a slower tempo.

10) With the new lighting setup, the details of the painting became perceivably clearer.