Why is the sky blue?

Why is the sky blue?
Why is the sky blue?

Scattering of sunlight is more effective in the short wavelength (blue/violet) part of the spectrum, so the sky appears blue (but not today, because clouds and rain tend to mask that!). See: hyperphysics.phy-astr.gsu.edu/hbase/atmos/blusky.html for a more thorough explanation.

How do you get a boyfriend?

How do you get a boyfriend?
How do you get a boyfriend?

I’m just a wall. I’m not sure how you humans go about this. You could ask someone to be your boyfriend although you cannot guarantee they’ll say yes, so prepare for possible disappointment. But most importantly, be yourself.