SOUND

Multiple Choice

Sounds are always come from sources.

• True

• False

Multiple Choice

Sound is caused by ....

• vibration

• volume

• instrument

• force

Multiple Choice

Sound travels best through in ...

• soil

• liquid

• gas

Multiple Choice

We hear sounds when they enter to our....

• ear

• eye

• skin

​Let us investigate the instruments that produce sound.​

​1. Instruments that produce sound are called sources of sound.

2. Sources of sound are classified according to the part that vibrates when producing sound.

Some text here about the topic of discussion

​

• Instruments that produce sound by vibrating membranes​

• ​Instruments that produce sound by vibrating strings or bars

• Instruments that produce sound by vibrating air column​

​Some text here about the topic of discussion.

Subject | Subject

Some text here about the topic of discussion