1. Sound Important words: vibrate pitch (high or low) ...objects vibrate
Sounds are made when...
How does the amount of liquid affect the pitch of the sound?
...objects vibrate
Important words:
vibrate
pitch (high or low)
the more liquid, the lower the pitch
the less liquid, the higher the pitch

2. Sound Important words: vibrate pitch (high or low)
the more liquid, the lower the pitch
the less liquid, the higher the pitch
So, less material will produce a
- higher pitched sound?
- lower pitched sound?
Important words:
vibrate
pitch (high or low)