Sound Vibrations

When you hit a tuning fork on a piece of wood, it makes a sound because it __________________.

• doesn't move

• vibrates

the movement in sound that allows us to hear

• dancing

• bouncing

• vibration

Tags

NGSS.4-PS3-2

NGSS.4-PS4-1

Fast vibrations make the pitch

• sound silly

• higher

• lower

slow vibrations make the pitch

• boring

• lower

• higher

the volume is louder when ______

• vibration is stronger

• vibration stops

• my mom yells

All sound _______

• is loud

• vibrates

Tags

NGSS.4-PS4-1