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PES Skill Sheets.book - Capital High School

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Name: Date:<br />

24.3 Palm Pipes Project<br />

A palm pipe is a musical instrument made from a simple material—PVC pipe. To play a palm pipe, you hit an<br />

open end of the pipe on the palm of your hand, causing the air molecules in the pipe to vibrate. These vibrations<br />

create the sounds that you hear.<br />

Materials:<br />

• 1 standard 10-foot length of 1/2 inch PVC pipe for 180°F water.<br />

• Flexible meter stick<br />

• PVC pipe cutter or a hacksaw<br />

• Sandpaper<br />

• Seven different colors of permanent markers for labeling pipes<br />

• Simple calculator<br />

Directions:<br />

1. Cut the PVC pipe into the lengths listed in the chart below. It works best if you measure one length, cut it,<br />

then make the next measurement. You may want to cut each piece a little longer than the given measurement<br />

so that you can sand out any rough spots and level the pipe without making it too short.<br />

Number Note Length of pipe (cm) Frequency (Hertz)<br />

1 F 23.60 349<br />

2 G 21.00 392<br />

3 A 18.75 440<br />

4 B flat 17.50 446<br />

5 C 15.80 523<br />

6 D 14.00 587<br />

7 E 12.50 659<br />

8 F 11.80 698<br />

9 G 10.50 748<br />

10 A 9.40 880<br />

11 B flat 9.20 892<br />

12 C 7.90 1049<br />

13 D 7.00 1174<br />

14 E 6.25 1318<br />

15 F 5.90 1397<br />

2. Lightly sand the cut ends to smooth any rough spots.<br />

3. Label each pipe with the number, note, and frequency using a different color permanent marker.<br />

4. Hit one open end of the pipe on the palm of your hand in order to make a sound.<br />

24.3

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