Yes I can do you want me to
We want to know what does the fact that Mercury has no atmosphere tell us. Since Mercury has no atmosphere it cant reflect a lot of sunlight that is hitting its surface. Its constantly being hit by solar wind. So Mercury reflects a small percentage of the sunlight that strikes it.
Refraction is the change in direction of a wave.
Diffraction is the bending of a wave around a barrier.
I believe it’s the mass of the box but I don’t no if I’m right
Hope this helped