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3
|
In the 1300’s western Europe started developing a __________ axis windmill.
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5
|
US wind power provides 20 million homes with _____________?
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6
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Rotation of the blades
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7
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Measures wind speed
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8
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Converts the electricity from the generator to the correct voltage needed for the power grid.
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12
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Transfers the rotational energy from the rotor to the gearbox.
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13
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Aligns the turbine in the direction of the wind
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14
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Turbine housing
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15
|
The first windmill used to produce electricity was located in what major US city?
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16
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Elevates the housing and blades of the ground
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1
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First country to design and build a windmill.
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2
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Where the blades are attached
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4
|
Wind energy is an example of what type of energy?
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9
|
The first windmill design had a ___________ axis
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10
|
Converts the mechanical/rotational energy into electrical energy.
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11
|
Large windmills use this to control the direction of the turbine
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