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Leaming Task 4. Prepare the materials listed below. You may ask the help of your parents/guardians of any adult members of the family if needed.
Title: Do Water Ripples Behave Like Sound Waves?"
Materials: lively music from cellphone or radio Enclosed area (preferably your bedroom or toilet) Observation sheet
Procedure:
1. Find an enclosed area in your house preferably your bedroom or toilet.
2. Play an upbeat music. Set the volume to the softest level that is clear enough for you. Record it in your data sheet like the one shown below. Copy the table. Use thumbs up for tolerable (ok) Use thumbs down for intolerable (not ok) Volume Level 2
Tolerance Level 1
2
3
4
5
6
3. Adjust the volume level at a constant rate, like for example from the original volume reading of 1, adjust it up to 2. 4. Repeat #3 until you reach the maximum level of the cellphone or radio. Fill out the corresponding rows on your data table
Questions: 1. What do you observe with the loudness of the music as you adjust
the volume of the cellphone or radio? 2. How does the volume of the sound affect your hearing? 3. Do you still love to hear the music as the volume level increase? Justify your answer.
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