Sound is caused by ....

• instruments

• vibrations

• force

• volume

We hear sounds when they enter our....

• ears

• eyes

• nose

Large vibrations cause .... sounds.

• soft

• loud

Sound energy travels as

• straight lines

• waves

The volume of sound is measured in…

• centimetres
• decibels
• kilograms
• miles

Sounds gets louder…

• as we move further away from the source.

• as we move closer to the source.

• the less energy there is when creating the sound.

The origin of the sound is called the…

• noise
• vibration
• frequency
• source

The pitch of a sound describes…

• how fast a sound is.
• how slow a sound is.
• how loud or quiet a sound is.
• how low or high a sound is.

Sound can travel through…

• the air.
• water.
• the floor.
• all of the above.

How many tiny bones are there in your ear?

• 3

• 4

• 5

• 0