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Activity: speed of sound

objective:at the end of this activity you are expected to determine the effect of temperature on the speed of sound.

the table below shows the speed of sound in air at various temperatures. plot the data on the graph provided and answer the question that follow.

SPEED OF SOUND IN AIR

Temperature (*C) Speed (m/s)

0 331
5 334
10 337
20 343

Note to the Teacher
Provide extra copies of this activity for students' use.



343
342
341
340
339
338<---speed of sound in m/s
337
336
335
334
333
332
331
0 1 2 3 4 5 6 7 8 9 10 11 12-
13 14 15 16 17 18 19 20
Temperature
in *C

Answer:

Speed of sound and temperature

check students graphs to see that axes are correctly labeled and the data in the table is accurately plotted.

1.as temperature increases, the speed of sound increases.
2.340 m/s
3.346 m/s
4.0.6 m/s

Explanation:

I hope this help





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