Sound

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

• 
  doesn't move

• vibrate

the movement in sound that allows us to hear is

• dancing

• vibration

• bouncing

When matter moves in a back and forth motion, the movement is known as

• pitch

• wave

• string

• vibration

Sound does not travel in space because

• 
  Space is too far away

• There is no matter in space

• Space is the final frontier

• 
  Space has planets.

Sound is a form of?

• energy

• pitch

• volume

Sound travels through the air as waves.

• true

• false

Sound waves CANNOT travel through which of these:

• air

• water

• outer space

• Table

Sound travels best through in ...

• solid

• liquid

• gas

• space

This animal produces ..... sound

• high

• low

• loud

• soft

Whisper is a .... sound.

• soft

• loud

• high

• low