Science of Sound
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What is sound? Sound is created when an object vibrates. The vibrations travel in waves. Sound waves reach our ears. The ears send a message to the brain. That’s how we hear different sounds! A sound can be loud or quiet. It can have a high pitch or a low pitch. Here are a few different sounds.
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A drum can make a low-pitched rumbling sound. Thump thump!
![](https://www.timeforkids.com/wp-content/uploads/2019/10/g2-bird.jpg?w=1024)
Some birds make a high-pitched chirping sound. Tweet tweet!
![](https://www.timeforkids.com/wp-content/uploads/2019/10/g2-bee.jpg?w=1024)
A bee makes a quiet buzzing sound. Bzzzzz!
![](https://www.timeforkids.com/wp-content/uploads/2019/10/g2-alarm.jpg?w=1024)
This alarm clock makes a loud ringing sound. Brrring!