Energy of Sound

1. Energy of Sound How does sound travel? What are the properties of sound? How can the properties of sound change? Can sound be dangerous? How can one protect themselves from sound?

2. Pitch

3. Pitch

4. On the picture, draw the sound waves as you believe they leave the tuning fork. Explain your thinking below. ____________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________

5. After having used tuning forks, explain, using the color coding, to tell which tuning fork would have a higher pitch or lower pitch. ______________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________

7. Compare / Contrast Pitch and Amplitude

8. Pitch / Volume

10. A B A B Using the Venn diagram, explain how wave A and B are similar and different.

11. Which part of the headphones carries electrical signals like a nerve? Draw an arrow to the part of the headphones indicating your thoughts. Which part of the telephone carries electrical signals like a nerve? Draw an arrow to the part of the telephone indicating your thoughts.

12. Create a colored path indicating the direction the sound waves would travel through each of the instruments. Start where the player would blow into the instrument. 2 have been done for you.

13. Looking at the sound wave above, explain what you think is happening… Where do you see louder sounds and softer sounds? Label the diagram to match your thinking. ________________________________________________________________________ ________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________