The maximum amount of electricity that on-shore wind farms can produce is 200 kWh/d per person under ideal conditions i.e. covering the entire nation in wind turbines.
The following steps are taken in the energy conversion process while producing electricity from wind turbines:
First, the wind strikes the turbine blades and transfers its kinetic energy to them. A generator is attached to the turbine blades. The generator shaft is turned by the kinetic energy of the turbine blades.
The generator then produces electricity out of the kinetic energy of the blades.
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Precisely 3.2 astronomical units.
<h2>
The End of Trans-Saharan Trade Routes:</h2>
Explanation:
The factors that led to the end of trans-Saharan trade routes are:
- Civil unrest due to collapse of the Songhay Empire, the Timbuktu, by the Morracans in 1591
- The extreme desert conditions like extreme climates, excessive heat, lack of water and food etc made the travel logistics very tough. This made people opt for other transport systems
- Huge advancements made in maritime travel
- Exploration of West African trade routes
- Economic, political and social changes which led to the end of trans-Saharan trade routes
During the early earth, when photosynthesis has not yet evolved, there were only negligible amounts of free oxygen in the atmosphere. It was said that the Earth's atmosphere had no free oxygen then. This is about 3.5 billion years ago.
Answer:
The Constitution sets three qualifications for service in the U.S. Senate: age (at least thirty years of age); U.S. citizenship (at least nine years); and residency in the state a senator represents at time of election.
Explanation:
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