Term3 Review

in which material does the sound travel faster ?

• steel

• water

• air

• cotton

which of the following items is considered translucent ?

• mirror

• clear glass

• colored glass

• wood

Regions of air that has more particles are called ...........

• compressions

• rarefactions

• vibrations

• energy

which of the following items is considered translucent ?

• mirror

• clear glass

• colored glass

• wood

in which material does the sound travel faster ?

• steel

• water

• air

• cotton

Regions of air that has more particles are called ...........

• compressions

• rarefactions

• vibrations

• energy

sound waves vibrate in ........................ direction as they travel

• same

• different

• opposite

• perpendicular

sound waves CANNOT travel in ...............

• outer space

• wood

• water

• air

At what volume does the sound start damaging hearing ?

• 85 dB

• 130 dB

• 180 dB

• 150dB

At what volume does the sound start causing pain ?

• 130 dB

• 85 dB

• 130 dB

• 150 dB