Font size
WorksheetsWind Energy Mid-Unit Quiz
Total questions: 10
Worksheet time: 22mins
Which of the following is an example of mechanical advantage?
Placing a large gear near a rotor, then a smaller gear next to the larger one, to increase the speed of rotation.
Placing equal sized gears near a rotor so that the speed of rotation is increased.
Placing bigger gears near a rotor so that the speed of rotation is increased.
None of these.
The first wind mills were created in the region now known as (a) .
What is the function of a generator?
To transform AC to DC electricity.
To transform mechanical energy to AC electricity.
To rotate along with the blades.
To transfer power along a grid.
Which of the following is not an example of the historical use of windmills?
For exploration into remote regions.
For irrigation and water-pumping.
For the creation of electricity.
For testing the strength of solar winds.
What is one downside of wind-turbine as an energy source?
It is not sustainable
It creates greenhouse gases.
It has a high up-front cost.
None of these.
Does a wind-farm affect the local wildlife in the area?
Yes, but not as harshly as a solar farm.
Yes, more harshly than a solar farm.
No, not at all.
In order to use mechanical advantage, the first gear should be the (a) in the series.
Which of the following is not a benefit of wind energy?
It creates new and high-paying jobs.
It generates no emissions.
It always produces the same amount of energy.
It reduces the dependency on fossil fuels.
Is wind just another name for energy?
Yes, wind is energy.
No, wind is not energy.
The earliest windmills...
Were mostly used to pump water from underground.
Were mounted on tall towers.
Changed direction with the direction of the wind.
First found in the Netherlands.
