The peak of intensity of our sun on a black body curve would be in which of the following wavelength ranges

When using the scientist method, which step comes last?

The largest observatory complex in the world is on mauna kea, the tallest mountain on earth. what are some factors astronomers consider when selecting an observatory site? don’t forget practical ones. should astronomers, for example, consider building an observatory on denali (mount mckinley) or mount everest?

What is the quantity which is measured by the area occupied below the velocity- time graph?