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Energy

The Energy category covers the description, definition, and use of all types of energy. Questions of a general nature can be put in the general Energy category. Other sub-categories exist for Fossil fuels, Nuclear energy, and renewables such as Wind, Solar, Hydro, Tidal, and Wave power.

24,905 Questions

What provides the energy to break the connection between actin and myosin?

ATP, of course.

When the myosin head extends towards the actin thin filament it has in it's active site ADP and P +. So, when the stroke is over the ADP and P+ fall out and are replaced by ATP, which immediately metabolizes to ADP and P +.

Can window awnings help save energy and cut down on electricity costs in the summer?

Yes, window awnings can help save energy and reduce electricity costs in the summer by shading windows from direct sunlight, which can lower indoor temperatures and decrease the need for air conditioning. The awnings can also help protect furnishings from sun damage and reduce glare.

What happens when pontential energy ins't completely converted to kinetic energy?

If potential energy is not completely converted to kinetic energy, some of the potential energy may be transformed into other forms of energy such as heat, sound, or light. This can occur due to factors like friction or inefficiencies in the system. As a result, the total mechanical energy of the system may not remain constant, and some energy may be lost to other forms.

What is the main energy source of the satellites?

Natural satellites (moons) dissipate energy that either originates in the body's hot

core, or else has been previously absorbed from solar (sun) radiation.

Artificial earth satellites typically operate on-board electronics with electric power

from solar panels excited by the sun. They also use propellant carried at launch for

station-keeping thrusters, and may also carry nuclear reactors when the load will

exceed the available solar energy flux.

What means solar sesyem?

The solar system consists of the sun and all the celestial objects that orbit around it, such as planets, moons, asteroids, and comets. It includes eight planets, with Earth being the third from the sun, and is located within the Milky Way galaxy.

Why is concave mirror useful as solar reflectors?

Concave mirrors are useful as solar reflectors because they can focus sunlight onto a single point, resulting in high temperatures that can be used for generating electricity or heating. The curved shape of the concave mirror allows it to concentrate sunlight effectively, making it more efficient for harnessing solar energy compared to flat mirrors.

Which star gets its energy from its core?

A star gets its energy from nuclear fusion reactions that occur in its core. These reactions fuse lighter elements, such as hydrogen, into heavier elements, releasing energy in the process. This energy is what fuels a star's brightness and heat.

How much energy is transferred when one organism consumes another?

Because of the second law of thermodynamics, which states that each time energy is converted from one form to another, some of the energy is always degraded to a lower quality, more dispersed, less useful form and that no system can convert energy from one form to another useful form with 100% efficiency.

How long will solar power last for?

Solar energy will be available for the taking on Earth until the sun itself begins to run low

on fuel, and swells up to become a huge, cool giant ... a few billion years.

The human race on Earth will be gone long before that, so there's nothing to worry about.

How did you know that electricity can pass through the material?

Electricity can pass through a material if the material contains particles that are able to carry electric charge, such as electrons in metals. Materials that are good conductors of electricity have free electrons that can move easily in response to an electric field, allowing the flow of electric current. Conversely, materials that are poor conductors, such as insulators, do not have these free-moving charge carriers, so electricity cannot pass through them easily.

Which cell is the energy output of a star?

The energy output of a star comes from its core, where nuclear fusion reactions take place. During fusion, hydrogen atoms combine to form helium, releasing a tremendous amount of energy in the process.

Can ether generate energy?

Ether is a theoretical concept in physics and does not generate energy on its own. It is a postulated medium that was once thought to permeate all space and transmit electromagnetic waves, but its existence has been largely discounted by modern physics. Energy must come from a source such as sunlight, heat, or mechanical work.

What happens when a solar flare hits earth?

The last answer 'the earth is goin to explode because dats something coming from the sun fast' is absolutely rubbish! The solar flare is harmless to Earth because Earth has its own magnetic field so that the solar flare will do very little harm to Earth. After all, the Earth didn't explode on 24/1/2012, when the flare pass earth. The solar flare passing Earth's atmosphere at the two poles (where the magnetic field is close to ground) at high speed creates polar light. It also cause some disturbance to electrical transmission through space and aviation. Astronauts out of Earth's magnetic field, however, have to take measures to prevent direct exposure to the flare.

But even there isn't a magnetic field for Earth, like Mars, matter will only evaporate into space, the planet will not explode.

How is color related to solar energy?

The colors are made in factories. These factories need electricity to work. this electricity collect by solar energy.

Also, solar energy is electromagnetic energy radiating from the Sun. This is wave energy and it has a wavelength, and color is associated with the wavelength, as in a rainbow.

Will solar panels work on mars?

Solar panels can work on Mars, but not as efficiently as on Earth. Mars receives about half the sunlight Earth does and has dust storms that could cover the panels, reducing their effectiveness. However, with proper maintenance and positioning, solar panels can still provide power for missions and potential future habitats on Mars.

What initial source of energy land-dwelling living creatures depend on?

Land-dwelling living creatures primarily depend on the sun as the initial source of energy through photosynthesis. Plants convert sunlight into chemical energy through photosynthesis, which is then consumed by animals for energy.

When is solar radiation most intense?

Solar radiation is most intense around noon when the sun is directly overhead. This is because the sunlight has the shortest path through the Earth's atmosphere, resulting in maximum intensity.

What type of energy is in our brain and how can we create and use the that type of energy?

The energy in our brain is mainly in the form of electrical impulses generated by the firing of neurons. We can support and enhance the energy in our brain by maintaining a healthy lifestyle that includes proper nutrition, regular physical exercise, mental stimulation through activities like learning and problem-solving, and sufficient rest and sleep. Meditation and mindfulness practices can also help improve focus and cognitive functioning.

What are the 4 largest planets in the solar system?

The 4 largest planet in our solar system are Jupiter , Saturn , Uranus, and Neptune

What is electrolytic battery?

An electrolytic battery is a type of secondary battery that stores electrical energy through an electrochemical process. It contains an electrolyte solution that allows for the movement of ions between the battery's electrodes during charging and discharging cycles. Examples of electrolytic batteries include lithium-ion batteries and lead-acid batteries.

What are good points for solar?

It is the primary source of energy on earth in the first place and it doesn't emit or cause transfer of CO2. It doesn't involve combustion thus no smog or aerosol that would cause Urban Thermal Island effect.

In fact, when we speak about using Biofuel, it is the indirect use of Solar energy using plant as energy transformer an stored in chemical energy. Our existing fossil fuel is also the long path of indirect use of Solar energy. This also imply, for the limited area, direct Solar energy usage would yield the maximum amount of energy harvested in an unit area.

What is the average cost of a solar oven?

I would expect some variations, depending on the country where you buy it. I bought one in Bolivia, in 2010, for Bs. 850 or so - something like US$ 120. This model is about one meter x half a meter, with space for 4-5 pots. The same company also offered one that was half that size (only about half a meter wide, instead of one meter - space for two pots), for a little more than half the price - somewhere around US$ 70 perhaps.

What cause a solar halo?

Halos are caused by Cirrus Clouds. Thin cirrus clouds plus bright sunlight almost guarantees you seeing something wonderful in the daytime sky.

Cirrus clouds are made of millions of hexagonal ice crystals 3 to 6 miles up in the Troposphere. Each crystal acting as a tiny prism refracting (bending) the sun's light and throwing it elsewhere into the sky.

Because the upper troposphere is almost always below freezing, ice crystals displays can be seen year-round.

But truly good displays in the United States are most common in the fall, winter, and spring when the northern jet stream descends southward, drawing down Arctic air masses whth

their treasure-trove

of jewel-like

icey

prisms.

The daytime sky abound with unexpected gifts, which can be yours for taking a moment to look up.

Why should you have a Motion Detector for outdoor lights besides the fact that it saves energy and money?

Burglars and others with less than honorable intent do not like to be suddenly illuminated since his activities typically depend on stealth. A sudden change in the lighting causes people to look, and the burglar will typically want to avoid having anyone notice the guy breaking into a house or business.

What are the words start with solar?

Some examples of words that start with "solar" are solarium, solar panel, solar system, and solar energy.