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quiz on sciencewiz sound

This is a timed quiz. You will be given 15 seconds per question. Are you ready?

15

0%

What unit is used to measure the frequency of sound?

A. Decibels

B. Meters

C. Hertz

D. Newtons

Correct! Wrong!

What is an echo?

A. A new sound

B. A sound made underwater

C. A reflected sound wave

D. A sound you hear in your head

Correct! Wrong!

What part of the ear helps maintain balance?

A. Eardrum

B. Cochlea

C. Semicircular canals

D. Auditory nerve

Correct! Wrong!

What part of the ear vibrates first when sound enters?

A. Cochlea

B. Eardrum

C. Ear canal

D. Hammer bone

Correct! Wrong!

What medium does sound travel fastest through?

A. Air

B. Water

C. Steel

D. Vacuum

Correct! Wrong!

Which of the following does NOT allow sound to travel?

A. Air

B. Water

C. Wood

D. Vacuum

Correct! Wrong!

What is sound caused by?

A. Light waves

B. Vibrations

C. Electricity

D. Magnetism

Correct! Wrong!

What happens when the pitch of a sound increases?

A. The sound becomes louder

B. The sound becomes deeper

C. The frequency decreases

D. The frequency increases

Correct! Wrong!

quiz on sciencewiz sound

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