Bethany

What is sound?

Sound is a enieng that vibraits.

Sound.

How dose sound travel

Sound moves to door to door and vibrating off of a door.

Sonund Travels

What is pitch

Rate at which vibratsne are produed

Pitch

How can pitch Be changed?

Pitch canged

If you ues youer voseas can changed to low pitch to high pitch.

How do diffrent materials afferct sound?

Deffret in materilals affrect sonund.

If you here a lonmower passing you can tell by the sound.