成人快手

Weak and strong vibrations

The volume of a sound is how loud or quiet the sound is.

Sounds are vibrations that travel through the air.

A nail hit hard with a hammer will make a strong vibration, which means it will make a loud sound.

A nail hit gently with a hammer will make a weak vibration, which means it will make a quiet sound.

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Watch: Understanding the volume of sound

Explore the different vibrations that produce loud and quiet noises.

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Watch: How to amplify your voice

Here's what you need to know about making noises louder.

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Activity 1: Quiz

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Activity 2: Recording noises

What object around you right now is capable of making a loud noise?

Record the object making that noise.

If your recording device shows the sound waves, take a look and write down what they look like. If not, describe the vibration that is making the sound.

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Activity 3: Tune booster

Discover how to investigate volume with this practical activity from the .

Boost the volume of your tunes with this tune booster activity from the Science Museum Group.

Tune Booster
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Bitesize Primary games. game

Play fun and educational primary games in science, maths, English, history, geography, art, computing and modern languages.

Bitesize Primary games
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More on Sound

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