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Created page with "==Key Stage 3== ===Meaning=== right|300px|thumb|A picture of a [[microphone.]] A microphone is an electrical device that turns the vibration of..."
==Key Stage 3==
===Meaning===
[[File:Microphone.png|right|300px|thumb|A picture of a [[microphone]].]]
A [[microphone]] is an electrical device that turns the [[vibration]] of a [[sound]] into an electrical signal.
===About Microphones===
: [[Microphone]]s use a coil of wire and a [[Permanent Magnet|permanent magnet]] to turn a [[vibration]] into an electrical signal.
: When the receiver [[vibration|vibrates]] the coil of wire moves around the [[Permanent Magnet|permanent magnet]] to make a [[current]] in the coil of wire.
{| class="wikitable"
|-
|[[File:MicrophoneDiagram.png|center|400px]]
|-
| style="height:20px; width:200px; text-align:center;" |A [[diagram]] of a [[microphone]].
|}
===Meaning===
[[File:Microphone.png|right|300px|thumb|A picture of a [[microphone]].]]
A [[microphone]] is an electrical device that turns the [[vibration]] of a [[sound]] into an electrical signal.
===About Microphones===
: [[Microphone]]s use a coil of wire and a [[Permanent Magnet|permanent magnet]] to turn a [[vibration]] into an electrical signal.
: When the receiver [[vibration|vibrates]] the coil of wire moves around the [[Permanent Magnet|permanent magnet]] to make a [[current]] in the coil of wire.
{| class="wikitable"
|-
|[[File:MicrophoneDiagram.png|center|400px]]
|-
| style="height:20px; width:200px; text-align:center;" |A [[diagram]] of a [[microphone]].
|}