Quiz on Sound

Sound cannot travel through which of the following mediums?

• Air

• Water

• A solid

• A vacuum

All sound is created by…..

• Shouting

• Hitting an instrument

• Vibrations

• Radio

If you whisper your voice is very….

• High

• Low

• Loud

• Quiet

Unwanted noise can be called…

• Loud noise

• Noise pollution

• Noise sound

• White noise

Why does a guitar produce a higher pitch when you press your finger on the string?

• A shorter string produces a louder sound

• A shorter string produces a higher pitch

• A shorter string produces a lower pitch

• A shorter string produces a quieter sound

What unit is sound measured in?

• Centimetres

• Millilitres

• Decibels

• Degrees

Which musical instruments produce higher pitches?

• Shorter and thinner instruments

• Larger and thicker instruments

• Brass instruments

• Wood wind instruments

When sound waves reach your ear, it makes air in your ear vibrate. These vibrations then cause the…………………….to vibrate

• Ear canal

• Ear drum

• The aorta

• The nerve

What types of materials muffle sound?

• Sound insulators

• Sound conductors

• Thermal conductors

• Thermal insulators

At an airport why might someone wear ear protectors/defenders?

• The engines on the plane are too loud

• To listen to music

• The engine noise is quiet

• So they can hear instructions