I thought this was an exceptional and intelligent request for scientific inquiry regardless of the outcome. Nicely done.
Recently in a video put out by Kent Hovind, he made a rather flippant comment/question posed to “Flat Earther’s”, regarding how ships supposedly disappear over the horizon, hull first, supposedly proving the curvature of the Earth…
I’m sure he will no doubt be flooded with responses, but here is mine.
Terra Firma 