The average total energy output of the sun each second is about 3.8×1026 J (i.e. J/s)
The power flux reaching the top of the Earth's atmosphere is about 1400 Watts/m2 (1400 J/s per m²)
Sensors aboard NASA's satellites over the 1979-99 interval suggest it varied by only about 0.2%.
It is derived from the nuclear fusion of hydrogen nuclei to make helium, energy is released as heat and is then radiated outwards in all directions, the earth intercepts a small amount of this total. It actually comes to us as EM radiation in the infra-red, ultra-violet, and visible light frequencies
The sun shines on half of the Earth at all times and delivers an enormous amount of energy in the form of light energy. If the sun is directly overhead, there is about a thousand watts of light energy delivered to each square meter. As the angle of the sun changes, the amount of energy changes as a matter of basic geometry so that at sunset the energy approaches zero.
Most of the energy (53%) delivered by the sun is in the form of infrared and longer wavelengths that can not be seen by the human eye and that energy is largely absorbed and results in heat. A large amount of energy arrives as visible light (44%) with about 3% of the energy in the higher frequencies of ultraviolet.
The effect of the Earth's atmosphere is to decrease the light hitting Earth directly. There is about 30% more energy that arrives at the top of the atmosphere and is either absorbed, scattered before it reaches ground level.
The average total energy output of the sun each second is about 3.8×1026 J (i.e. J/s)
The power flux reaching the top of the Earth's atmosphere is about 1400 Watts/m2 (1400 J/s per m²)
Sensors aboard NASA's satellites over the 1979-99 interval suggest it varied by only about 0.2%.
how much energy does the sun give off in a day?
0.000000014% of its energy on an average day
The same amount that the USA uses every year in one second.
Electromagnetic radiation in the infra red, visible, and ultra violet frequency ranges
According to the Wikipedia, 3.846×1026 Watts. (Watt is a unit of power, equivalent to joules per second.)
about 0.000000014% of its energy.
Yes the sun does give off solar energy. It also gives off heat and light energy.
It gives off energy by producing oxygen which goes into plants, which produces their energy, then makes more oxygen for our energy, we then produce carbon dioxide
Yes the sun gives off its own energy
energy
solar and maybe ultraviolet -.-
50% energy
Because, it is booming hot.
Infrared light doesn't "give off" energy; in this case, it IS the energy.
you give off calary and diet energy
Yes the sun does give off solar energy. It also gives off heat and light energy.
No. Neither High or Low pressure Sodium Vapour lamps give off much energy in the UV wavelengths.
Computers give off mostly heat, but also give off magnetism in the form of radio waves. Plus their displays give off light energy and the speakers give off sound waves. The fans inside create kinetic energy.
When electrons fall to a lower energy level, they give off energy in the form of light.
give off heat
a tree gives off 260 pounds per year.
Radiation of lightning, X-ray, can have energy exceeding 20MeV.
All objects give off thermal radiation.