When you tapped the stick on one end of the tape, did you see a wave that formed and rolled down the line? Write your observations.

Yes.

Explanation:

Yes, I did see a wave that formed and rolled down the line because of tapping the stick on one end of the tape. The wave that had been created goes from one side of the tape to the other end of the tape. This movement occur in the tape due to the disturbance at one end of the tape so we can say that wave formed in the tape and rolled down the line.

the dependant variable is spilled water

the independent is the heat