Solar Power
Solar power is the conversion of solar energy into electricity or thermal energy, either by indirectly using concentrated solar power or directly using photovoltaics – the use of solar panels which consist of various cells made of photovoltaic material.
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merged the question What are the cons of solar energy into What are the disadvantages of solar energy 55 minutes ago
BrebnerP (supervisor) [206]
merged the question What are cons of solar energy into What are the cons of solar energy 56 minutes ago
BrebnerP (supervisor) [206]
merged the question What are bad thing about sola energy into What are cons of solar energy 56 minutes ago
BrebnerP (supervisor) [206]
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N2146XThere are two different ways to gather solar energy. One is by direct thermal means-the sun's heat is used to heat a liquid heat...
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It can be used thermally to heat a medium, or it can produce electricity directly via photovoltaic cells
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To refill or re-energize "We were almost out of food until the red cross replenished our supplies" "after working a 14...
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A photo-electric cell responds to light by giving an electric output, it is not for illuminating anything
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The phrase 'solar house' means a house designed to use solar radiation for heating; usually has large areas of glass in front of...
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At present solar energy is expensive to install and generally has to be subsidised, by government or by consumers. It is subject...
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He was a pioneer in Solar Energy and formed the first company to exploit it in 1900. You will find several websites of interest...
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It uses the sun to power it up. The bills are cheaper and its renewable.
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energy is energy generated from natural resources-such as sunlight[2], wind, rain, tides and geothermal heat-which are renewable...
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Light intensity is measured in LUX, which is defined as LUMENS/square meter. Lumens derives from the base unit CANDELA.
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Most plastics, particularly the type used to make plastic spoons, have a very low thermal conductivity (that is: heat doesn't...
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Photovoltaic cell, or solar cell, is a thin and small semiconductor device, usually made from silicon, which converts light,...
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The solar energy source is free, it's the sun! -------------------------------------------------------- That is not actually...
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By using solar power That is power gained directly from the sun you are not introducing harmful gases into the air that are...
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The solar energy source is the sun. As far as humans are concerned, the sun will always be there, unchanging. Every new day you...
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Solar power is a sustainable energy source; the Sun emits solar energy regardless of whether we capture it and transform it into...
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I would not say so, but hydro is limited to suitable rivers and lakes, whilst solar works best in very sunny dry areas, so they...
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Every where. . . . They use if for houses and cars. It's just another cheap source of heat and energy.
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In 1839 it was discovered that some materials produce a small current when light is made available to the material, but it was...
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I think this must refer to direct water heating rather than production of electricity
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For 'solar power', solar panels that produce electricity you need daylight (the sun needn't be direct). There isn't really a...
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The sun's heat and light are generated through nuclear fusion taking place at the core. The fusion reaction fuses two hydrogen...
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Hopefully the sun will go on shining for a few years yet
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yes of course! plants have been using solar energy since we were even on the face of the earth...we've only recently been clever...
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More expensive to instal, cheaper to run
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Solar thermal power plants, which uses sets of parabolic mirrors/reflectors to focus sun rays onto a centrally located collector...
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It can be used in incinerators which produce heat as for burning fossil fuels.
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Kenya is the world leader in the number of solar power systems installed per capital (but not the number of watts added). Also,...
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The average consumption of hot water across all households is 4 litres per person per day for washing machines and 35 litres per...
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solar energy is recovered by using solar panels, the solar cells on the solar panels attract the energy from the sun to produce...
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In Pennsylvania
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Only at the tops. There are different levels of foliage. Most plants have adapted to live with little or no sunlight in the rain...
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Because fossil fuels are not infinite, they will eventually be used up and we shall have to use alternatives. Also we want to...
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Solar photo-voltaic cells produce dc current at a low voltage, so it is not directly usable in homes or factories. Cells may be...
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It won't be so useful as in a place with plenty of direct sun, but can still be worth having. Probably not enough to convert, but...
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Solar energy is one of the environmental friendly ways to harness energy. It does not cause environmental pollution. It will be...
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There are DIY solar energy projects which you can do at home, with very little experience or money. The price of solar panels are...
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Jesus Alvero
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Your question seems incomplete
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The numbers you've been viewing are for common "metallurgical grade" silicon, which must be highly refined - from native "two...
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In the uk, approximately 1000 Watts per square metre
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The basics of solar energy is that the sun's radiation reaching the earth mainly consists of visible light and infra-red waves....
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There are materials that absorb light and glow in the dark, but I don't think they have any practical use except on watch faces...
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Well despite the obvious paradox of them needing the sun to work, they would be extremely expensive, both to buy and maintain,...
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Lots of people use solar power EG. businesses, homes, air force bases and even the town where the athletes stayed for the 2000...
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I don't recognise your terms 'solar wave' and 'height'. Solar energy is emitted from the sun and reaches earth as radiation in...
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6mW of energy is an 'instantaneous' measure. Multiply by hours to get the standard watt hour the electric company charges you...
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A small amount of electricity production, and some heating - mostly water.
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The sun radiates energy in a spectrum which would result from a black body at 6000 deg K. This includes obviously the visible...
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Solar Power is good for the environment because it reduces air pollution, conserves energy and counteracts greenhouse gases. If...
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Absolutely, YES! -I was once within fifteen feet of a lightning bolt, and was duly impressed by its' power. Naturally, the power...
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A small home system can be installed for as little as $25k dollars if you do the work yourself. Larger homes and small companies...
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