Difference between revisions of "Sound"
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| − | | style="height:20px; width: | + | | style="height:20px; width:300px; text-align:center;" |The shorter strings on a harp make a higher pitched sound. |
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| + | |+ The tighter the strings the higher pitched the sound. | ||
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| + | |[[File:ViolinPegs.png|center|300px]] | ||
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| + | | style="height:20px; width:300px; text-align:center;" |The pegs on the end of a stringed instrument can make the strings tighter or looser. | ||
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Revision as of 13:54, 19 August 2018
Contents
Key Stage 1
We hear sound with our ears.
Meaning
Sound is something that we hear with our ears.
About Sound
- A sound can be loud or quiet.
- A sound can be low or high pitched.
Examples
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| The sound of a mouse's squeak is very high pitched. | A tuba makes a deep or 'low pitched' sound. |
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| Shouting, screaming and yelling are all loud sounds. | Whispering is a very quiet sound. |
Key Stage 2
Meaning
Sound is a vibration that passes through the air to our ears.
About Sound
- Sounds are caused by materials vibrating.
- Sound travels through the air because it makes the air vibrate. If there were no sound could not travel to our ears.
- Sounds can be high or low pitched.
- Sounds can be loud or quiet.
Pitch
Size
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| A small 'soprano' saxophone makes a high pitched sound. | An 'alto' saxophone makes the second highest pitch. | A tenor saxophone makes the second lowest pitch. | A large 'bass' saxophone makes a low pitched sound. |
Thickness of Strings
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| A regular guitar has thin strings and can make high pitched sounds. | A 'bass' guitar has thick strings and makes low pitched sounds. |
Length of Strings
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| The shorter strings on a harp make a higher pitched sound. |
Tightness of Strings
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| The pegs on the end of a stringed instrument can make the strings tighter or looser. |