Sounds

Sounds (BSS)

How do these instuments produce sound?

Multiple Choice

Udu

• Blowing

• Hitting

• Plucking

• Pressing

Multiple Select

Ukulele

• Hitting

• Striking the strings

• blowing

Poll

Flute

• Striking

• Hitting

• Blowing

Multiple Choice

Harp

• shaking

• Plucking

• Hitting

Multiple Select

When something vibrates it vibrates the __________________________ around it.

• tiny air particles

• living things

Multiple Choice

When ___________________ enter in our ear, we hear the sound.

• Water

• source of sound

• Vibrations

Multiple Select

The sound is measured in ____________________.

• kilometers

• decibels

• liters

Multiple Choice

What type of sound does this make ?

• Natural sound

• Artificial sound

Multiple Select

Which ones are artificial sounds ?

Multiple Choice

What is this sound ?

Multiple Choice

What is this sound ?

Multiple Choice

What is this sound ?

Multiple Choice

How can we protect our ears from hearing loss?

• Wear ear plugs

• Try not to listen to loud things

• Put our fingers in our ears

• All of the above

Multiple Choice

What happens to our hearing if we listen to loud noises all the time?

• We appreciate music better

• We start to experience hearing loss

• We get a ringing in our ears

Multiple Choice

Why can't we hear sound in space?

• Can't take our helmet off to hear

• Because it's dark

• Space has no mass/ no gas/ solids/ liquids

• Don't know, i've never been to space

Multiple Choice

Unwanted sound is called ___________

• Noise

• Trumpets

• Vibration

Multiple Choice

Our __________ vibrates when we talk and sing

• Vocal cord

• Head

• Leg

Multiple Choice

Sound waves travel fastest through a ______

• Solid

• Liquid

• Gas

Multiple Choice

Sound waves travel slowest through a _____

• solid

• liquid

• gas

Poll

The sound wave of our heart beat is ______________

• regular and periodic

• irregular and non-periodic

Multiple Choice

How loud or soft a sound is called its ______________.

• Volume

• Noice

Multiple Select

A ______________________ measures the volume of sounds.

• tuning fork

• thermometer

• sound level meter