20,059
edits
Changes
no edit summary
==Key Stage 3==
===Meaning===
'''Wind Power''' is an [[Energy Resource|energy resource]] that uses the flow of the wind to generate electricity.
===About Wind Power===
: '''Wind Power''' is a [[Renewable Energy Resource|renewable energy resource]].
: '''Wind''' has [[energy]] in the [[Kinetic Energy Store|kinetic energy store]] of the moving air.
===Power===
'''Wind Power''' can be used to generate [[electricity]].
{| class="wikitable"
|-
|[[File:WindTurbine.png|center|600px]]
|-
| style="height:20px; width:200px; text-align:center;" |A [[diagram]] of a [[Wind Turbine]].
|}
: 1. Wind moves past the rotary blades of the turbine.
: 2. The turbine spins.
: 3. The turbine causes the generator to turn.
: 4. The generator makes an electrical current.
====Advantages====
*Can provide power in places not connected to the national grid.
*Do not produce pollution.
*The running cost is almost nothing.
*No fuel cost.
====Disadvantages====
*Expensive to build.
*Need over a thousand to generate the power that a single coal power station would make.
*Only work when it’s windy (70-80% of the time)
*If it is too windy they have to be stopped for safety.
*They produce a lot of noise, annoying local people.
*Cannot increase power output when more is needed.
==Key Stage 4==
{{#ev:youtube|https://www.youtube.com/watch?v=SJZu0552mSU}}
===Meaning===
'''Wind Power''' is an [[Energy Resource|energy resource]] that uses the flow of the wind to generate electricity.