Heat, Light and Sound - Sounds Everywhere
Journal
Entry - Take out your science journal and
answer the following question(s) (use drawings as appropriate):
How is sound produced from musical instruments?
Have you ever listened to an orchestra or band before?
Did you notice that instrument produces a different sound?
Below are three pictures of different musical instruments.
Click on each picture to see how it produces sound.
Analysis: (answer these questions in your science journal)
- What is a vibration?
- What direction do vibrations travel?
- Do sound waves travel in straight lines?

