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)

  1. What is a vibration?
  2. What direction do vibrations travel?
  3. Do sound waves travel in straight lines?
utah state board of education This Sci-ber Text was developed by the Utah State Board of Education and Utah educators.