Sound (Practice test)

Sound (Practice test)

By Yoshy Faweta

Multiple Choice

The musical instrument that produces sound by vibrating its air column is ____.

Multiple Choice

A musical instrument that produces sound by plucking it is ____.

Multiple Choice

In this picture, sound can travel through ____.

• solid

• liquid

• gas

Multiple Choice

Ahmad is at swimming pool.

There is music coming out from a loudspeaker beside the pool.

How can Ahmad hear the music when he is underwater?

• music travels through water and then through the air and reach Ahmad ear

• music travels through air and then through water and reach Ahmad ear

• music from speaker travels through the floor and reach Ahmad ear

• music come out from the water and reach Ahmad ear

Multiple Choice

Picture that shows sound travels through air is ____.

THE LARGER OR BIGGER THE VIBRATING PART, THE LOWER THE PITCH

​

THE SMALLER OR SHORTER THE VIBRATING PART THE HIGHER THE PITCH​

​Some text here about the topic of discussion.

​PITCH

​

​HOW HIGH OR LOW THE SOUND IS

Multiple Choice

There are 8 metal bars in the xylophone for making different notes (do - re - mi - fa - sol - la - si - do). If we hit them one by one, which bar will make a sound as "mi"?

• white bar

• orange bar

• red bar

• blue bar

Multiple Choice

If we tap or hit the bottle, the highest pitch will be produced by bottle ____.

• A

• B

• C

• D

Multiple Choice

If we blow the bottles to produce sound, the highest pitch will be produced by bottle ....

• A

• B

• E

• F

Multiple Choice

Ahmad plucked strings of different lengths. The correct order from higher to lower pitch is ....

• X-Y-Z

• Y-Z-X

• Z-Y-X

• Y-X-Z

VOLUME OF SOUND

to produce a soft sound, you must vibrate the object gently​

HOW LOUD OR SOFT THE SOUND IS​

to produce a loud sound, you must vibrate the object strongly​

Multiple Choice

How to change the sound volume of a guitar become louder?

• pluck it gently

• tap it slowly

• pluck it strongly

• shake it hard

Multiple Choice

The tool for measuring the volume of the sound is ____.

Multiple Choice

The more gently we blow a flute, the ____ the sound produced.

• softer

• lower

• higher

• louder

Multiple Choice

Study the table below. From the table above, which level of sound is produced by falling leaves?

• 60 dB

• 80 dB

• 30 dB

• 100 dB

Reduce the volume of sound or even make it quite

​Some text here about the topic of discussion.

​MUFFLE THE SOUND

Multiple Choice

Unwanted sound is called ____

• voice

• noise

• pitch

• volume

Multiple Choice

To muffle the traffic noise from the highway we can ____.

• close the door

• open the window

• build a thinner wall

• put on a sticker on the wall

Multiple Choice

There is a very loud sound at the airport. To reduce the volume of sound that enters our ear, we can use ___.

Fill in the Blank

The sound is produced when an object ____.

Fill in the Blank

Pitch is how ___ or ___ the sound is.

Fill in the Blank

The smaller the vibrating part, the ____ the pitch of sound.

Fill in the Blank

The highest pitch is shown by picture ____.

Fill in the Blank

Lily blows across the top of a test tube to make a sound.

Lily then puts more water in the test tube.

She blows across the top of a test tube and makes a new sound.

What happens to the pitch when there is more water in the test tube?

(higher/lower/no change)