Quiz on Sound 1

This is a timed quiz. You will be given 120 seconds to answer all questions. Are you ready?

120

In concert halls, soft materials and carpets are used to

Absorb sound waves

Increase sound waves

Retract sound waves

Refract sound waves

Correct! Wrong!

Sound is measured by units that are called:

Pascal(Pa)

Hertz( Hz)

Meters ( m)

Decibel(dB)

Correct! Wrong!

What does sound need in order to travel:

Matter

Medium

Light

Air

Correct! Wrong!

What do we call the loud noise made by airplanes when they exceed the speed of the sound:

Sonic boom

Sound boom

Sound blast

Mach sound

Correct! Wrong!

For communication astronauts use radio because:

Sound travels at very high speed in vacuum

Sound does not travel in vacuum

Sound energy turns into light in vacuum

Vacuum repels sound

Correct! Wrong!

An object that does not vibrate cannot produce:

Light

Electricity

Sound

Heat

Correct! Wrong!

Sound is a type of :

Matter

Volume

voltage

Wave

Correct! Wrong!

Like light, sound cannot:

Pass through vacuum

Pass through liquids

Pass through air

Pass through transparent solids

Correct! Wrong!

Quiz on Sound 1

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