Aplanet has a surface temperature of 3520k. and b planet has a surface temperature of 218.15k. planet a is a blackbody emitter, calculate the irradiance (wm^-2) from its surface. how does the value compare to sun and tell the reason why does it different?

a planet's wavelength of the maximum emission is 0.82 microns

b planet's wavelength of the maximum emission is 13.28 microns

sun surface temperature=5778k

pls show all the works and explain as detail as possible, .

Data courtesy of the un development programme 2006-2008 and world bank 2009 the chart above compares measures of development using the hdi and gdp. why might turkey rank lower in the hdi indicator even though it has a high gdp? a. turkey has a lower gdp than comparable countries in the hdi ranking. b. turkey must increase its hdi to have a higher gdp ranking. c. turkey is only compared to other european countries in gdp, not to the world, as it is in the hdi. d. turkey may struggle to provide adequate education or health care, or it may have a lower life expectancy.

Describe the four major spheres of the earth system; identify the parts of the earth they each represent. explain what is meant by the "earth system."

With these question would be nice i needs them in a hurry which nation leads eastern europe in nuclear energy usage? a ukraine b lithuania c slovakia d solvenia which eastern european nation is popular with skiers? a czech republic b estonia c bulgaria d none are