activity in sound wave

• This is a group activity. I will provide the rubber bands but make sure to bring other materials before the scheduled date of activity.
• You can buy your test tube @ Berovan, beside rose pharmacy or mercury drugstore (Php10-15)

• Be ready with your group activity notebook (graphing) for this.

• For II-Camia and II-Jasmine, you will perform the activity on Monday (8-1-11) while II-Sampa will have it Tuesday (8-2-11).
• See you all @ the phys lab.