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Electricity plays a main role in our world. It's important to know how electricity works and how electricity is created. Electricity could either be made by renewable and non-renewable source. Renewable can be created by itself and non-renewable can't recreate by itself. A non-renewable source requires fossil fuels while renewable does not. My renewable source is solar power and for non-renewable fossil fuel is coal.
Solar power is a renewable alternative energy. The sun helps the solar power to produce energy and converted to electricity. The sun provides the earth with two major forms of energy, heat and light. There are three ways types of solar power solar cells, solar water heating and solar furnaces, but the most common solar power is solar is solar cells. How solar cells works is when there is a sunny climate the sun reflects in to the solar power so that it can get electricity. Most solar power systems utilize heat energy for heating will the others transform light into electricity. Solar Power is not only for house use but also for cars. Now in days, vehicles run on with solar power. According to (makeitsolar.com), it says, “PV panels as a direct power source that convert light energy into electricity to power their motors. When sun is not available, cars will not run, so, is better to have a car powered by batteries that can recharged with solar energy” describes how solar power is the better way to save electricity and could easily recharged when sun is available at no cost. Solar power is the better way to save electricity without using house power or car battery.
Coal is a fossil fuel that can be use to create electricity. In order for coal to create electricity it requires mining, transport of power plants...
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...ower.htm http://www.newcenturycoal.com/newscentre/coalinfo.php http://teams.eas.muohio.edu/solarpower/WhatIsSolarPower.html
Pictures:
http://lerablog.org/technology/green-tech/advantages-and-disadvantages-of-solar-panels/ http://cleantechnica.com/2010/10/13/solar-power-blowing-up-in-the-united-states/ http://www.worldcoal.org/coal/uses-of-coal/coal-electricity/
Bibliography:
Energy Source Solar Power: http://www.darvill.clara.net/altenerg/solar.htm
Energy and Environment: http://www.childrensuniversity.manchester.ac.uk/interactives/science/energy/renewable/ Coal: http://www.epa.gov/cleanenergy/energy-and-you/affect/coal.html
Conserve Energy Future: http://www.conserve-energy-future.com/
North American Power Plant: http://www.conserve-energy-future.com/
Solar Power-Advantages and Disadvantages:
http://www.alternate-power.org/solar-power-advantages-and-disadvantages/
Solar energy is energy taken from the light that reaches earth's surface from the sun. There are four different kinds of solar energy, which are active solar systems, passive solar systems, photovoltaic cells and concentrating power systems. An active solar systems is a system that captures solar energy by mechanical means. Common active solar systems are often in buildings or homes. Some examples are roof collectors and water heating. Low Intensity and high variability have limited the use of active solar energy in Canada. A pass...
The myths must be dispelled. First of all, coal is not a bountiful. It is a nonrenewable resource and, according to a United States Geologic Survey, it is only expected...
Coal was the cutting edge of energy generation before any other source was extensively used. Wood, wind, water, and muscle power provided nearly all of the energy before the widespread adoption of coal. The greater energy density of coal provides a greater efficiency than these other methods of generating power; combine that greater efficiency with its ease of transportation and coal easily becomes the fuel of a nation. In its early days, coal was mined and consumed in England, a country short on wood and usable water power. This shortage in other areas left a gap that the relatively cheap coal could fill. Coal allowed for industry and manufacturing to grow and produce profits greater than almost any other industry. Coal gained its popularity mainly because it had an economic value in that it provided energy in quantities and in locations that were unobtainable and unreachable for the other energy sources at the time. This start in England led to momentum in ta...
Lower quality coal is used for generating electricity. To generate electricity they burn the coal in a power plant to produce steam. The steam then travels through a turbine and generates power. The higher quality coal is used for making iron and steel. Coal is retrieved from nature by mining, either from an underground mine or from an aboveground mine. Due to the difficulty of underground mining coal from underground mines sells for more money. After the coal is mined it is processed to remove impurities from it. Lastly it is transported, “The cost of shipping coal can be more than the cost of mining it.” (US Energy Information Administration, 2013). Transportation methods include, truck, barge, train, and pipeline.
The United States currently relies heavily on coal, oil, and natural gas for its energy. While the price of natural gas per barrel continues to plummet, the United States is constantly seeking new sources of renewable energy. Renewable energy consists of any type of natural resource (solar power, ocean power, wind power, rain, snow, etc.). that naturally and automatically replenishes itself. Renewable energy is important because it is infinite and everlasting, meaning our children and our children’s children will be able to utilize these resources long after we are gone.
Ever since its discovery, electricity has played a major role in many aspects of human life in a positive and negative way. For instance, the availability of cheap electricity has positively influenced different facets of human life. However, the generation of electricity has also caused a negative impact on the environment.
... and monthly water filling. Solar energy is the cleanest and purest form of energy, allowing for cleaner air overall in our environment. There is great hope for a lot more solar panels to be installed worldwide. Solar is a viable alternative energy with solar panels becoming more affordable and more efficiently designed.
Solar energy is the practice of converting direct sunlight into energy that can be used for many different purposes. Solar energy is clean, efficient and environmentally safe. There are many forms of renewable energy, but the most powerful is solar energy. Solar Panels can transform solar light into electricity. Solar energy is environmentally conscious, and can help rejuvenate and rebuild local economies in communities worldwide. A successful transition will lead to a cleaner environment, decreased dependence on major power conglomerates and more jobs for residents in any community.
Electricity is one of the chief products of the oil industry. We use oil to heat our homes and businesses. We use oil to produce electricity to light our homes and businesses also.
sun energy is the source which the solar car depends on it for their energy like other device which run on solar power . In fact, we cannot benefit from the sun arrays directly, but we use solar panels or photovoltaic arrays, which consist of hundreds or thousands of neatly arranged solar cells. These panels collect the sunlight and then convert it into electric energy. Solar cell is made of semiconductor materials such as silicon and alloys of indium, gallium and nitrogen. Its efficiencies can reach to 20%. This percentage is converted to electric energy from the total solar energy which fells on the panels. The electrical current generates during the energetic movement between layers of solar cells.
I am certain that all have heard of the terms greenhouse gases, fossil fuels, and global warming. Have you ever questioned what will happen if nothing is done about the environmental problems facing the world today? What if I answer you that, we can merely use the power from the sun to power up our entire planet without the use of harmful energy sources, which affect our atmosphere? The power from the sun is what we call solar power. Solar power is the energy that comes from the sun as light and heat energy, and then it is later converted into electrical energy through solar panels (Nelson, 2008).
First of all, solar energy is the energy produced when the sun heats the solar panel. Thus, when the sun heats the panels, it produces electricity. Solar power produces energy during the day and can store energy for the night. Solar power does not pollute the environment. However, it has high maintenance cost, and it takes a lot of land space.
There are two types of resources using to produce electricity, non-renewable energy resources and renewable energy resources. Non-renewable energy resources or known by fossil fuel such as wood, oil, gas and coal can be defined as solid, liquid or gaseous fuels formed in the ground after millions of years by chemical and physical changes in plants and animal residues under high temperature and pressure.
Have you ever thought about helping the environment and make it healthy? Solar cars can save your money, help the environment and change the future transportation more easier. People call these cars their best friends because they use only the sun's energy to move. Solar cars are important these days because it’s a way to save money instead of paying for gasoline and it doesn’t harm the environment. You might think solar cars are really good and have really good advantages, but there is disadvantages with these types of cars too. Now lets begin.
As I going to write about the renewable energy the very first question arise in my mind is, “Why We Need Renewable Energy Sources?”. So first of all I want to put some lights on this.