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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.

3,946 Questions

What energy transformation happens when using solar panels?

When using solar panels, the energy transformation that occurs is the conversion of sunlight (solar energy) into electricity (electrical energy) through the photovoltaic effect within the solar cells of the panel. This process involves capturing the photons from sunlight and exciting electrons to generate a flow of electric current.

What is a sentence for solar energy?

Solar energy is one of the cleanest forms of energy.

We will harvest the solar energy.

Which is not driven by energy from the sun?

Geothermal energy, which is derived from the heat within the Earth's crust, is not directly driven by energy from the sun. Other renewable energy sources like solar, wind, and hydro power all have the sun as their primary source of energy.

How is chemical energy transformed into solar energy?

It just is

Solar energy originates from nuclear fusion in the sun, so the question seems to be illogical. In fact solar energy is transformed into chemical energy in all living vegetation, by photosynthesis

List down what life on earth would be like without the light and heat energy from the sun?

Actually light and heat is one of the most important things we get from the sun which fosters life on earth. Without light plants will not carry out photosynthesis and ultimately they will die. Heat keeps our earths temperature warm otherwise the earth will freeze.

Which satellite went out of your solar system?

No satellite has left our solar system. The farthest human-made object from Earth is the Voyager 1 spacecraft, which has entered interstellar space but is still within the boundary of our solar system.

How can Solar Power convert power?

In a crystal, the bonds [between silicon atoms] are made of electrons that are shared between all of the atoms of the crystal. The light gets absorbed, and one of the electrons that's in one of the bonds gets excited up to a higher energy level and can move around more freely than when it was bound. That electron can then move around the crystal freely, and we can get a current.

Imagine that you have a ledge, like a shelf on the wall, and you take a ball and you throw it up on that ledge. That's like promoting an electron to a higher energy level, and it can't fall down. A photon [packet of light energy] comes in, and it bumps up the electron onto the ledge [representing the higher energy level] and it stays there until we can come and collect the energy [by using the electricity].

What is the form of energy provided by the sun?

Solar energy is the form of energy provided by the sun.

Which form of frequency spectrum best describes the method of energy transfer that most solar energy takes as it comes into earths atmosphere?

The solar energy that reaches the Earth's atmosphere follows the electromagnetic spectrum, with most of it falling within the visible and near-infrared region. This energy is predominantly in the form of shortwave radiation, which gets absorbed by the Earth's surface, heats it up, and then gets re-radiated as longwave infrared radiation back into the atmosphere.

Why do solar hot water pannels have a Matt black surface?

Solar hot water panels have a matt black surface because black surfaces absorb more sunlight and convert it into heat more efficiently than other colors. The dark color allows the panel to absorb more of the sun's energy, maximizing the heating capacity of the system.

How does solar power use thermal energy?

Solar power does not directly use thermal energy. Solar power is generated through photovoltaic cells that convert sunlight into electricity. However, concentrated solar power (CSP) plants use mirrors to concentrate solar energy onto a receiver and generate heat, which is then used to produce electricity through a steam turbine. This process uses thermal energy to generate electricity.

Where does the light come from in your solar system?

The light in our solar system primarily comes from the Sun, which emits energy through nuclear fusion in its core. Other sources of light in the solar system include reflection from planetary surfaces and moons, as well as atmospheric phenomena like auroras.

How does soler power work?

With solar cells, photons in light knock electrons off of the metal surface. This flow of electrons is called electricity.

There are also solar collectors that utilize the heat from the sun to heat water etc.

Is water power a form of solar energy?

No, water power, also known as hydropower, is not a form of solar energy. Hydropower is generated from the kinetic energy of flowing or falling water, while solar energy is harnessed from sunlight through photovoltaic cells or solar thermal systems.

Why is it necessary to include some kind of storage mechanism in solar energy system?

Including a storage mechanism in a solar energy system is essential to store excess energy generated during peak sunlight hours for use when sun is not available (e.g., at night or during cloudy days). This ensures a more consistent and reliable energy supply, reduces the need for backup power sources, and maximizes the system's overall efficiency.

Why solar energy is not reliable?

Solar energy is not reliable because it is dependent on sunlight, which can be inconsistent due to weather conditions like clouds or darkness at night. This variability introduces challenges in meeting energy demands consistently, especially during night-time or overcast days. Energy storage solutions can help mitigate this issue, but they can add to the overall cost of solar power systems.

Do batteries waste energy when not being used?

Batteries do not waste energy when not being used; however, they may slowly lose their charge over time due to self-discharge. It is recommended to store batteries in a cool place with partial charge to maximize their lifespan.

Why is Silicon used in solar cell?

silicon(crystalline) is a semiconducting material that enables photoelectric effect to occur within the cell.it converts solar energy to electricity at a high speed.hence it is more efficient than any other material and produces large amount of electrical energy.

Where does all the solar energy go when it is converted?

If the solar panels are conected directly to an engine or motor or any electric item directly the enrgy will go in the electric item and you cannot store the energy the item will start working ,if you connect an battry or capaciter the energy will be stored in that and when ever you want to use it you can use it,and if the solar panel is not connected to any item the energy will go waste.

Why does solar energy come for sun why not lights?

Most free energy on the earth originally comes from the sun, (solar energy) and has been changed via biological processes thousands of years ago to chemical energy and stored underground (coal, oil etc). Alternatively energy sources can include wind, hydro, tidal and solar, but all of these processes are driven either directly or indirectly by thermal energy and light provided by the sun. The only energy not coming directly or indirectly from the sun is nuclear energy.

So the answer to your question is that the light energy we use is from the sun, its just alot more efficient to take it directly from the sun instead of changing it back and forth repeatedly as even our best technologies lose alot of energy during transfers.

How much distance can you exactly transmit the power by using witricity?

WiTricity technology can transmit power wirelessly over distances ranging from a few centimeters up to several meters, depending on the specific application and system configuration. The distance can vary based on factors such as the power requirements, operating frequency, and design of the system.

What type of energy do solar panels produce?

whenever the sun farts, it travels through a tube in space down to every solar panel on earth, and they use the power of the sun's farts to power the houses. On a cloudy day, they use your mom.

What is holding people back from using solar energy more?

Cost of installation, lack of incentives or subsidies, aesthetic concerns, and limited awareness about the benefits of solar energy are some reasons holding people back from adopting solar energy more widely.

Is solar light and sunlight the same thing?

Solar light is basically mean the light we get from sun may be sunlight or its derivatives i.e light we get from solar energy. Sun light is the solar light we get from sun. But solar light is generally more understood as light we get from solar cell by people.