Musician use this instrument to help them determine the pitch of a sound.

• Metronome
• Piano
• Drum machine
• Tuning fork

A small two-pronged metal device that, when trapped, produces the fixed pitch then musician then tune their instruments based on the pitch.

• tuning fork
• chromatic tuner
• metronome
• pitch pipe

___ is the form of energy that is produced when vibrations travel through a medium.

• thermal energy
• nuclear energy
• chemical energy
• sound energy

You produce it when you talk, whistle, laugh and sing.

• Echo
• Noise
• Melody
• Sound

The back and forth movement creates ____ ?

• sound rotation

• sound oscillation

• sound vibration

• sound translation

When the sound vibrations reach your ears they become ____??

• Impulses

• air pressure changes
• mechanical vibrations
• sound waves

Sound waves cannot travel through a ____ ?

• solid
• vacuum
• liquid
• gas

This is an area where no matter is present.

• vacuum
• liquid
• solid
• atmosphere

Sound travel faster in _____ than air?

• liquids
• gases
• air

• water

When the sound strikes a surface and it penetrates it is called____?

• reflection sound

• absorbed sounds

• refraction sound

• diffraction sound