Pre Unit Activities. Using a computer, Answer the following questions DCN Style.
PART I. Click on the view clip for “Design Squad: Sound”.
Questions:
1. What is the specific task for the students?
2. What are three ways you can change the “pitch” of a sting instrument?
3. Why did the wood chips not work for the percussion instrument?
PART II. Click here and view the clip for “Sound and Solids: Listening stick”
Questions:
4. How did the sound of the alarm clock compare from AIR to YARDSTICK to GOLFCLUB to BASEBALL BAT?
PART III. Click here and view the clip for “Extreme Sounds”
5. What is the range of the decibel scale?
6. How many times louder is a symbol crash than a pin drop?
7. Make a chart and record the decibel readings for the following places/items:
- Anechoic chamber, library, Empire State Building, traffic (street), video arcade, subway, marching band, airplanes, barking dog, heliport, laughing in the library.
8. What was the girls explanation for why some things were larger than others?
PART IV. Click here and view clip for “ Booming Sand”
9. What is the reason for the “booming sand dunes” (paragraph form!)(you might have to watch it twice)
PART V. Click on this link and view the clip for “Amplitude”
10. How is Amplitude measured?
11 . How is Wavelength measured?
12. What is the decibel measurement for leaves rustling, normal conversation, and jet engine?
13. What decibel is painful to the human ear?
Questions:
1. What is the specific task for the students?
2. What are three ways you can change the “pitch” of a sting instrument?
3. Why did the wood chips not work for the percussion instrument?
PART II. Click here and view the clip for “Sound and Solids: Listening stick”
Questions:
4. How did the sound of the alarm clock compare from AIR to YARDSTICK to GOLFCLUB to BASEBALL BAT?
PART III. Click here and view the clip for “Extreme Sounds”
5. What is the range of the decibel scale?
6. How many times louder is a symbol crash than a pin drop?
7. Make a chart and record the decibel readings for the following places/items:
- Anechoic chamber, library, Empire State Building, traffic (street), video arcade, subway, marching band, airplanes, barking dog, heliport, laughing in the library.
8. What was the girls explanation for why some things were larger than others?
PART IV. Click here and view clip for “ Booming Sand”
9. What is the reason for the “booming sand dunes” (paragraph form!)(you might have to watch it twice)
PART V. Click on this link and view the clip for “Amplitude”
10. How is Amplitude measured?
11 . How is Wavelength measured?
12. What is the decibel measurement for leaves rustling, normal conversation, and jet engine?
13. What decibel is painful to the human ear?