POP QUIZ SOUNDS YR5

Sounds are made from ........................................ of particles.

• vibration

• movement

Sara played violin. She would pressed the string to produce .......................... -pitched sound.

• low

• quiet

• loud

• high

Sounds travel the fastest in ..................................

• solid

• liquid

• gas

The volume of sounds can be measured using a .................................... and the unit of measurement used is ........................................

• force meter, decibel

• sound meter, newton

• force meter, newton

• sound meter, decibel

Sounds higher than .................................... can be damaging to your ears.

• 75 dB

• 85 dB

• 60 dB

• 56 dB

Sounds are made through vibration. What does vibration means?

• move up and down

• rotate around

• move back and forth

• all of the above

Sounds can be described through pitch and volume. What does pitch means?

• amount of highness and lowness of a sound

• amount of noisiness of a sound

• amount of effect of a sound

• amount of damage of a sound

Sounds can also be described through volume. What does the volume of a sound means?

• amount of damage a sound can produce

• amount of volume of a sound

• amount of measurement used to measure a sound

• amount of loudness or quietness of a sound

The harder you knock, the ........................ the sound.

• quieter

• lower

• louder

• higher

Sound cannot travel through .................................

• helium

• liquid nitrogen

• bar magnet

• vacuum